Question

5 = 4a - 7
3 - 8c = 35
-1/2x -7 = -11
Solve this please.

Answer 1

a=3, c=-4, x=8

Explanation:

5=4a-7

4a-7=5

4a=5+7

=12

a=12÷4

=3

3-8c=35

-8c=35-3

=32

c=-32÷8

=-4

-1/2x-7=-11

-1/2x=-11+7

=-4

x=4÷1/2

=4/1×2/1

=8