3(0.75x+10)+2.5x-15=2(1.5x+12)+x-4

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Solution for 3(0.75x+10)+2.5x-15=2(1.5x+12)+x-4 equation:


Simplifying
3(0.75x + 10) + 2.5x + -15 = 2(1.5x + 12) + x + -4

Reorder the terms:
3(10 + 0.75x) + 2.5x + -15 = 2(1.5x + 12) + x + -4
(10 * 3 + 0.75x * 3) + 2.5x + -15 = 2(1.5x + 12) + x + -4
(30 + 2.25x) + 2.5x + -15 = 2(1.5x + 12) + x + -4

Reorder the terms:
30 + -15 + 2.25x + 2.5x = 2(1.5x + 12) + x + -4

Combine like terms: 30 + -15 = 15
15 + 2.25x + 2.5x = 2(1.5x + 12) + x + -4

Combine like terms: 2.25x + 2.5x = 4.75x
15 + 4.75x = 2(1.5x + 12) + x + -4

Reorder the terms:
15 + 4.75x = 2(12 + 1.5x) + x + -4
15 + 4.75x = (12 * 2 + 1.5x * 2) + x + -4
15 + 4.75x = (24 + 3x) + x + -4

Reorder the terms:
15 + 4.75x = 24 + -4 + 3x + x

Combine like terms: 24 + -4 = 20
15 + 4.75x = 20 + 3x + x

Combine like terms: 3x + x = 4x
15 + 4.75x = 20 + 4x

Solving
15 + 4.75x = 20 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
15 + 4.75x + -4x = 20 + 4x + -4x

Combine like terms: 4.75x + -4x = 0.75x
15 + 0.75x = 20 + 4x + -4x

Combine like terms: 4x + -4x = 0
15 + 0.75x = 20 + 0
15 + 0.75x = 20

Add '-15' to each side of the equation.
15 + -15 + 0.75x = 20 + -15

Combine like terms: 15 + -15 = 0
0 + 0.75x = 20 + -15
0.75x = 20 + -15

Combine like terms: 20 + -15 = 5
0.75x = 5

Divide each side by '0.75'.
x = 6.666666667

Simplifying
x = 6.666666667

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