5a+7b-2a+10b+15=

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Solution for 5a+7b-2a+10b+15= equation:


Simplifying
5a + 7b + -2a + 10b + 15 = 0

Reorder the terms:
15 + 5a + -2a + 7b + 10b = 0

Combine like terms: 5a + -2a = 3a
15 + 3a + 7b + 10b = 0

Combine like terms: 7b + 10b = 17b
15 + 3a + 17b = 0

Solving
15 + 3a + 17b = 0

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + 3a + -15 + 17b = 0 + -15

Reorder the terms:
15 + -15 + 3a + 17b = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 3a + 17b = 0 + -15
3a + 17b = 0 + -15

Combine like terms: 0 + -15 = -15
3a + 17b = -15

Add '-17b' to each side of the equation.
3a + 17b + -17b = -15 + -17b

Combine like terms: 17b + -17b = 0
3a + 0 = -15 + -17b
3a = -15 + -17b

Divide each side by '3'.
a = -5 + -5.666666667b

Simplifying
a = -5 + -5.666666667b

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