4x+4+7x-1=90

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Solution for 4x+4+7x-1=90 equation:


Simplifying
4x + 4 + 7x + -1 = 90

Reorder the terms:
4 + -1 + 4x + 7x = 90

Combine like terms: 4 + -1 = 3
3 + 4x + 7x = 90

Combine like terms: 4x + 7x = 11x
3 + 11x = 90

Solving
3 + 11x = 90

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 11x = 90 + -3

Combine like terms: 3 + -3 = 0
0 + 11x = 90 + -3
11x = 90 + -3

Combine like terms: 90 + -3 = 87
11x = 87

Divide each side by '11'.
x = 7.909090909

Simplifying
x = 7.909090909

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