2x-1+5x-42=90

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Solution for 2x-1+5x-42=90 equation:


Simplifying
2x + -1 + 5x + -42 = 90

Reorder the terms:
-1 + -42 + 2x + 5x = 90

Combine like terms: -1 + -42 = -43
-43 + 2x + 5x = 90

Combine like terms: 2x + 5x = 7x
-43 + 7x = 90

Solving
-43 + 7x = 90

Solving for variable 'x'.

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

Add '43' to each side of the equation.
-43 + 43 + 7x = 90 + 43

Combine like terms: -43 + 43 = 0
0 + 7x = 90 + 43
7x = 90 + 43

Combine like terms: 90 + 43 = 133
7x = 133

Divide each side by '7'.
x = 19

Simplifying
x = 19

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