2(5x+4)+2(x+2)+2(4x-1)=90

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Solution for 2(5x+4)+2(x+2)+2(4x-1)=90 equation:


Simplifying
2(5x + 4) + 2(x + 2) + 2(4x + -1) = 90

Reorder the terms:
2(4 + 5x) + 2(x + 2) + 2(4x + -1) = 90
(4 * 2 + 5x * 2) + 2(x + 2) + 2(4x + -1) = 90
(8 + 10x) + 2(x + 2) + 2(4x + -1) = 90

Reorder the terms:
8 + 10x + 2(2 + x) + 2(4x + -1) = 90
8 + 10x + (2 * 2 + x * 2) + 2(4x + -1) = 90
8 + 10x + (4 + 2x) + 2(4x + -1) = 90

Reorder the terms:
8 + 10x + 4 + 2x + 2(-1 + 4x) = 90
8 + 10x + 4 + 2x + (-1 * 2 + 4x * 2) = 90
8 + 10x + 4 + 2x + (-2 + 8x) = 90

Reorder the terms:
8 + 4 + -2 + 10x + 2x + 8x = 90

Combine like terms: 8 + 4 = 12
12 + -2 + 10x + 2x + 8x = 90

Combine like terms: 12 + -2 = 10
10 + 10x + 2x + 8x = 90

Combine like terms: 10x + 2x = 12x
10 + 12x + 8x = 90

Combine like terms: 12x + 8x = 20x
10 + 20x = 90

Solving
10 + 20x = 90

Solving for variable 'x'.

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

Add '-10' to each side of the equation.
10 + -10 + 20x = 90 + -10

Combine like terms: 10 + -10 = 0
0 + 20x = 90 + -10
20x = 90 + -10

Combine like terms: 90 + -10 = 80
20x = 80

Divide each side by '20'.
x = 4

Simplifying
x = 4

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