6x+4(x+9)=90

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Solution for 6x+4(x+9)=90 equation:


Simplifying
6x + 4(x + 9) = 90

Reorder the terms:
6x + 4(9 + x) = 90
6x + (9 * 4 + x * 4) = 90
6x + (36 + 4x) = 90

Reorder the terms:
36 + 6x + 4x = 90

Combine like terms: 6x + 4x = 10x
36 + 10x = 90

Solving
36 + 10x = 90

Solving for variable 'x'.

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

Add '-36' to each side of the equation.
36 + -36 + 10x = 90 + -36

Combine like terms: 36 + -36 = 0
0 + 10x = 90 + -36
10x = 90 + -36

Combine like terms: 90 + -36 = 54
10x = 54

Divide each side by '10'.
x = 5.4

Simplifying
x = 5.4

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