4+7x+x=100

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Solution for 4+7x+x=100 equation:


Simplifying
4 + 7x + x = 100

Combine like terms: 7x + x = 8x
4 + 8x = 100

Solving
4 + 8x = 100

Solving for variable 'x'.

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

Add '-4' to each side of the equation.
4 + -4 + 8x = 100 + -4

Combine like terms: 4 + -4 = 0
0 + 8x = 100 + -4
8x = 100 + -4

Combine like terms: 100 + -4 = 96
8x = 96

Divide each side by '8'.
x = 12

Simplifying
x = 12

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