Question

7x-2y=34 and 2x+3y=-1 by using elimination method

Answer 1

Step-by-step explanation:

multiply 1 by 2

14x -4y = 68

multiply 2 by 7

14x +21y = -7

-25y = 75

y = -3

7x +6 = 34

7x = 28

x = 4

so, x=4 y = -3