Question

Solve by Substitution:

3x-2y = 4
y = -2x + 5


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Answer 1

3x-2(-2x+5) = 4

3x + 4x - 10 = 4

7x-10 = 4

7x = 14

x = 2

y = -2(2) + 5

y = -4 + 5

y = 1

(x,y) = (2,1)

Answer 2

Answer:x=2

Explanation: