10=15x+40+3(5-4x)

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Solution for 10=15x+40+3(5-4x) equation:


Simplifying
10 = 15x + 40 + 3(5 + -4x)
10 = 15x + 40 + (5 * 3 + -4x * 3)
10 = 15x + 40 + (15 + -12x)

Reorder the terms:
10 = 40 + 15 + 15x + -12x

Combine like terms: 40 + 15 = 55
10 = 55 + 15x + -12x

Combine like terms: 15x + -12x = 3x
10 = 55 + 3x

Solving
10 = 55 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
10 + -3x = 55 + 3x + -3x

Combine like terms: 3x + -3x = 0
10 + -3x = 55 + 0
10 + -3x = 55

Add '-10' to each side of the equation.
10 + -10 + -3x = 55 + -10

Combine like terms: 10 + -10 = 0
0 + -3x = 55 + -10
-3x = 55 + -10

Combine like terms: 55 + -10 = 45
-3x = 45

Divide each side by '-3'.
x = -15

Simplifying
x = -15

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