3a+4b-5a-7b=

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Solution for 3a+4b-5a-7b= equation:


Simplifying
3a + 4b + -5a + -7b = 0

Reorder the terms:
3a + -5a + 4b + -7b = 0

Combine like terms: 3a + -5a = -2a
-2a + 4b + -7b = 0

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

Solving
-2a + -3b = 0

Solving for variable 'a'.

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

Add '3b' to each side of the equation.
-2a + -3b + 3b = 0 + 3b

Combine like terms: -3b + 3b = 0
-2a + 0 = 0 + 3b
-2a = 0 + 3b
Remove the zero:
-2a = 3b

Divide each side by '-2'.
a = -1.5b

Simplifying
a = -1.5b

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