3-4(2x+5)=-15

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Solution for 3-4(2x+5)=-15 equation:


Simplifying
3 + -4(2x + 5) = -15

Reorder the terms:
3 + -4(5 + 2x) = -15
3 + (5 * -4 + 2x * -4) = -15
3 + (-20 + -8x) = -15

Combine like terms: 3 + -20 = -17
-17 + -8x = -15

Solving
-17 + -8x = -15

Solving for variable 'x'.

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

Add '17' to each side of the equation.
-17 + 17 + -8x = -15 + 17

Combine like terms: -17 + 17 = 0
0 + -8x = -15 + 17
-8x = -15 + 17

Combine like terms: -15 + 17 = 2
-8x = 2

Divide each side by '-8'.
x = -0.25

Simplifying
x = -0.25

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