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MATH SOLVE
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Solve the following system by the elimination method. 1/5 x+y= 6/ 5 1/10x + 1/3 y= 7/10
General
2 months ago
Which of the following shows the graph of the inequality y> -2x + 9
General
2 months ago
Factor the expression given below. Write each factor as a polynomial indescending order.343x^3 + 216y^3
General
2 months ago
Find the constant of proportionality for the table of values.621724.5828931.5The constant of proportionality is k =
General
2 months ago
7. What is the function for the arithmetic sequence 2, 7, 12, 17, 22, ..? (1 point)A(n) = 5 + (n - 1)(2)A(n) = 2 + (n - 1)(6)A(n) = 5.6A(n) = 2 + (n − 1)(5)
General
2 months ago
A page election results can hold r results. One polling location had 5r+15 results While the second had 3r-4 results Write and simplify an expression that represents the total number of results at the two polling location
General
2 months ago
Choose the correct conic section to match the equation. 16x 2 - y 2 = 16 parabola hyperbola ellipse circle
General
2 months ago
In triangle PQR, segments QS and RT are medians. If PT = 3x - 1, PS = 4x - 2, andSR = 2x + 4, find SR.A. 3B. 10C. 14D. 20cinches
General
2 months ago
Peter's suitcase weighs 14 2/5 pounds, and he adds 3/5 pounds each minute. William's suitcase weighs 48 pounds, and he removes 4/5 pounds each minute. After how many minutes will the weight of both suitcases be the same?
General
2 months ago
see the attachment, I don't know how to get the answer
General
2 months ago
The Spanish club held a car wash to raise money. The equation y=5x represents the amount of money y club members made for washing x cars. Identify the constant of proportionality. Then explain what it represents in this situation.
General
2 months ago
Write the summation to estimate the area under the curve y = 2x2 + 1 from x = 0 to x = 4 using 4 rectangles and left endpoints. the summation from i equals 0 to 4 of the quantity 2 times i squared plus 1 the summation from i equals 1 to 3 of the quantity 2 times i squared plus 1 the summation from i equals 0 to 3 of the quantity 2 times i squared plus 1 the summation from i equals 1 to 4 of the quantity 2 times i squared plus 1
General
2 months ago
A sum of money is invested at 12% compounded quarterly. About how long will it take for the amount of money to double?Compound interest formula: (image uploaded V(t) )t = years since initial depositn = number of times compounded per yearr = annual interest rate (as a decimal)P = initial (principal) investmentV(t) = value of investment after t yearsA. 5.9 yearsB. 6.1 yearsC. 23.4 yearsD. 24.5 years
General
2 months ago
The difference of the same side interior angles of two parallel lines is 50°. Find the angles.
General
2 months ago
The population of a town grew from 20,000 to 28,000. The continuous growth rate is 15%. The equation 20,000e^0.15t=28,000 represents the situation, where t is the number of years the population has been growing. About how many years has the population of the town been growing? Use a calculator and round your answer to the nearest whole number.A. 2 yearsB.9 yearsC. 17 yearsD. 22 years
General
2 months ago
Sandra is showing her work in simplifying (3.3 − 4.2) − 2.8 + 5.7. Identify any error in her work or reasoning. Step 1: (3.3 − 4.2) − 2.8 + 5.7 Step 2: 3.3 + (− 4.2 − 2.8) + 5.7 (distributive property) Step 3: 3.3 − 7 + 5.7 Step 4: 3.3 + 5.7 − 7 (commutative property) Step 5: 9 − 7 = 2
General
2 months ago
Angles of a quadrilateral are 140, 80, 60 and 80, what shape is it? A - kiteB - parallelogramC - rhombusD - trapizium
General
2 months ago
A science fair poster is a rectangle 4 feet long and 3 feet wide. What is the area of the poster in square inches?
General
2 months ago
john has $305, and he is spending $3 each day. which algebraic expression describes this situation, where d represents the number of days?
General
2 months ago
Omar recorded the number of hours he worked each week for a year. Below is a random sample that he took from his data. 13, 17, 9, 21 What is the standard deviation for the data?
General
2 months ago
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