-5x+3(-4x-21)=5

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Solution for -5x+3(-4x-21)=5 equation:


Simplifying
-5x + 3(-4x + -21) = 5

Reorder the terms:
-5x + 3(-21 + -4x) = 5
-5x + (-21 * 3 + -4x * 3) = 5
-5x + (-63 + -12x) = 5

Reorder the terms:
-63 + -5x + -12x = 5

Combine like terms: -5x + -12x = -17x
-63 + -17x = 5

Solving
-63 + -17x = 5

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + -17x = 5 + 63

Combine like terms: -63 + 63 = 0
0 + -17x = 5 + 63
-17x = 5 + 63

Combine like terms: 5 + 63 = 68
-17x = 68

Divide each side by '-17'.
x = -4

Simplifying
x = -4

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