7x-8=3+12

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Solution for 7x-8=3+12 equation:


Simplifying
7x + -8 = 3 + 12

Reorder the terms:
-8 + 7x = 3 + 12

Combine like terms: 3 + 12 = 15
-8 + 7x = 15

Solving
-8 + 7x = 15

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '8' to each side of the equation.
-8 + 8 + 7x = 15 + 8

Combine like terms: -8 + 8 = 0
0 + 7x = 15 + 8
7x = 15 + 8

Combine like terms: 15 + 8 = 23
7x = 23

Divide each side by '7'.
x = 3.285714286

Simplifying
x = 3.285714286

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