10(-2x-3)-4(5x+3)=38

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Solution for 10(-2x-3)-4(5x+3)=38 equation:


Simplifying
10(-2x + -3) + -4(5x + 3) = 38

Reorder the terms:
10(-3 + -2x) + -4(5x + 3) = 38
(-3 * 10 + -2x * 10) + -4(5x + 3) = 38
(-30 + -20x) + -4(5x + 3) = 38

Reorder the terms:
-30 + -20x + -4(3 + 5x) = 38
-30 + -20x + (3 * -4 + 5x * -4) = 38
-30 + -20x + (-12 + -20x) = 38

Reorder the terms:
-30 + -12 + -20x + -20x = 38

Combine like terms: -30 + -12 = -42
-42 + -20x + -20x = 38

Combine like terms: -20x + -20x = -40x
-42 + -40x = 38

Solving
-42 + -40x = 38

Solving for variable 'x'.

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

Add '42' to each side of the equation.
-42 + 42 + -40x = 38 + 42

Combine like terms: -42 + 42 = 0
0 + -40x = 38 + 42
-40x = 38 + 42

Combine like terms: 38 + 42 = 80
-40x = 80

Divide each side by '-40'.
x = -2

Simplifying
x = -2

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