4x+30+2x+15=90

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Solution for 4x+30+2x+15=90 equation:


Simplifying
4x + 30 + 2x + 15 = 90

Reorder the terms:
30 + 15 + 4x + 2x = 90

Combine like terms: 30 + 15 = 45
45 + 4x + 2x = 90

Combine like terms: 4x + 2x = 6x
45 + 6x = 90

Solving
45 + 6x = 90

Solving for variable 'x'.

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

Add '-45' to each side of the equation.
45 + -45 + 6x = 90 + -45

Combine like terms: 45 + -45 = 0
0 + 6x = 90 + -45
6x = 90 + -45

Combine like terms: 90 + -45 = 45
6x = 45

Divide each side by '6'.
x = 7.5

Simplifying
x = 7.5

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