Use addition or substitution to find the value of x for this set of equations. top line y = x - 2 bottom line 7y - 4x = 10

Tutors, please sign in to answer this question.

7(x-2) - 4x = 10 ---> 7x - 14 -4x = 10 ----> 3x = 14 + 10

3x = 24

x = 8

Now, in first equation, let's replace "x" by 8 ---> y=8-2=6

The answer is the pair of numbers **(8,6)**