3x+2(-4x-5)=75

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Solution for 3x+2(-4x-5)=75 equation:


Simplifying
3x + 2(-4x + -5) = 75

Reorder the terms:
3x + 2(-5 + -4x) = 75
3x + (-5 * 2 + -4x * 2) = 75
3x + (-10 + -8x) = 75

Reorder the terms:
-10 + 3x + -8x = 75

Combine like terms: 3x + -8x = -5x
-10 + -5x = 75

Solving
-10 + -5x = 75

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 + -5x = 75 + 10

Combine like terms: -10 + 10 = 0
0 + -5x = 75 + 10
-5x = 75 + 10

Combine like terms: 75 + 10 = 85
-5x = 85

Divide each side by '-5'.
x = -17

Simplifying
x = -17

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