5a+10b-4a-7b=

Solution for 5a+10b-4a-7b= equation:

Simplifying
5a + 10b + -4a + -7b = 0

Reorder the terms:
5a + -4a + 10b + -7b = 0

Combine like terms: 5a + -4a = 1a
1a + 10b + -7b = 0

Combine like terms: 10b + -7b = 3b
1a + 3b = 0

Solving
1a + 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.
1a + 3b + -3b = 0 + -3b

Combine like terms: 3b + -3b = 0
1a + 0 = 0 + -3b
1a = 0 + -3b
Remove the zero:
1a = -3b

Divide each side by '1'.
a = -3b

Simplifying
a = -3b