-3a+(6a+2b)-(7a-3b)=

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Solution for -3a+(6a+2b)-(7a-3b)= equation:


Simplifying
-3a + (6a + 2b) + -1(7a + -3b) = 0

Remove parenthesis around (6a + 2b)
-3a + 6a + 2b + -1(7a + -3b) = 0
-3a + 6a + 2b + (7a * -1 + -3b * -1) = 0
-3a + 6a + 2b + (-7a + 3b) = 0

Reorder the terms:
-3a + 6a + -7a + 2b + 3b = 0

Combine like terms: -3a + 6a = 3a
3a + -7a + 2b + 3b = 0

Combine like terms: 3a + -7a = -4a
-4a + 2b + 3b = 0

Combine like terms: 2b + 3b = 5b
-4a + 5b = 0

Solving
-4a + 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.
-4a + 5b + -5b = 0 + -5b

Combine like terms: 5b + -5b = 0
-4a + 0 = 0 + -5b
-4a = 0 + -5b
Remove the zero:
-4a = -5b

Divide each side by '-4'.
a = 1.25b

Simplifying
a = 1.25b

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