-3b-15=6(2+5)

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Solution for -3b-15=6(2+5) equation:


Simplifying
-3b + -15 = 6(2 + 5)

Reorder the terms:
-15 + -3b = 6(2 + 5)

Combine like terms: 2 + 5 = 7
-15 + -3b = 6(7)

Multiply 6 * 7
-15 + -3b = 42

Solving
-15 + -3b = 42

Solving for variable 'b'.

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

Add '15' to each side of the equation.
-15 + 15 + -3b = 42 + 15

Combine like terms: -15 + 15 = 0
0 + -3b = 42 + 15
-3b = 42 + 15

Combine like terms: 42 + 15 = 57
-3b = 57

Divide each side by '-3'.
b = -19

Simplifying
b = -19

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