Question

WILL MEDAL AND FAN
solve the system by substitution
-4.5x - 2y = -12.5, 3.25x - y = -0.75

Answer 1

Try simplifying this problem by eliminating the decimal fractions. To accomplish this, multiply every term by 100.

Answer 2

-4.5x-2y=-12.5 equation (1)
3.25x-y=-0.75 equation (2)

From eqn 2
y=3.25x+0.75 equation (3)

substitute value of y in equation (1) to get x

Answer 3

& then after getting value of x
replace x by the value in equation (3)

Answer 4

jitesh: Good advice. Please sit back and let this other person finish the work himself or herself.