3(-10h-9)=-(9h-15)

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Solution for 3(-10h-9)=-(9h-15) equation:


Simplifying
3(-10h + -9) = -1(9h + -15)

Reorder the terms:
3(-9 + -10h) = -1(9h + -15)
(-9 * 3 + -10h * 3) = -1(9h + -15)
(-27 + -30h) = -1(9h + -15)

Reorder the terms:
-27 + -30h = -1(-15 + 9h)
-27 + -30h = (-15 * -1 + 9h * -1)
-27 + -30h = (15 + -9h)

Solving
-27 + -30h = 15 + -9h

Solving for variable 'h'.

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

Add '9h' to each side of the equation.
-27 + -30h + 9h = 15 + -9h + 9h

Combine like terms: -30h + 9h = -21h
-27 + -21h = 15 + -9h + 9h

Combine like terms: -9h + 9h = 0
-27 + -21h = 15 + 0
-27 + -21h = 15

Add '27' to each side of the equation.
-27 + 27 + -21h = 15 + 27

Combine like terms: -27 + 27 = 0
0 + -21h = 15 + 27
-21h = 15 + 27

Combine like terms: 15 + 27 = 42
-21h = 42

Divide each side by '-21'.
h = -2

Simplifying
h = -2

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