Question

10. Find x. (7x + 5) ​

Answer 1

2=x

Explanation:

7x+5=11x-3

5=11x-7x-3

5=4x-3

5+3=4x

8=4x

8/4=x

2=x

Answer 2

x = 2; m<DCE & m<EAB = 19 degrees

Explanation:

m<DCE = m<EAB

11x - 3 = 7x + 5

-7x -7x

4x - 3 = 5

+ 3 + 3

4x = 8

x = 2; m<DCE & m<EAB = 19 degrees