(5a+7b)-(3a+2b)=

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Solution for (5a+7b)-(3a+2b)= equation:


Simplifying
(5a + 7b) + -1(3a + 2b) = 0

Remove parenthesis around (5a + 7b)
5a + 7b + -1(3a + 2b) = 0
5a + 7b + (3a * -1 + 2b * -1) = 0
5a + 7b + (-3a + -2b) = 0

Reorder the terms:
5a + -3a + 7b + -2b = 0

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

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

Solving
2a + 5b = 0

Solving for variable 'a'.

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

Add '-5b' to each side of the equation.
2a + 5b + -5b = 0 + -5b

Combine like terms: 5b + -5b = 0
2a + 0 = 0 + -5b
2a = 0 + -5b
Remove the zero:
2a = -5b

Divide each side by '2'.
a = -2.5b

Simplifying
a = -2.5b

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