5x+4+7x-3=85

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Solution for 5x+4+7x-3=85 equation:


Simplifying
5x + 4 + 7x + -3 = 85

Reorder the terms:
4 + -3 + 5x + 7x = 85

Combine like terms: 4 + -3 = 1
1 + 5x + 7x = 85

Combine like terms: 5x + 7x = 12x
1 + 12x = 85

Solving
1 + 12x = 85

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 12x = 85 + -1

Combine like terms: 1 + -1 = 0
0 + 12x = 85 + -1
12x = 85 + -1

Combine like terms: 85 + -1 = 84
12x = 84

Divide each side by '12'.
x = 7

Simplifying
x = 7

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