18a+24b+42a+21b=

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Solution for 18a+24b+42a+21b= equation:


Simplifying
18a + 24b + 42a + 21b = 0

Reorder the terms:
18a + 42a + 24b + 21b = 0

Combine like terms: 18a + 42a = 60a
60a + 24b + 21b = 0

Combine like terms: 24b + 21b = 45b
60a + 45b = 0

Solving
60a + 45b = 0

Solving for variable 'a'.

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

Add '-45b' to each side of the equation.
60a + 45b + -45b = 0 + -45b

Combine like terms: 45b + -45b = 0
60a + 0 = 0 + -45b
60a = 0 + -45b
Remove the zero:
60a = -45b

Divide each side by '60'.
a = -0.75b

Simplifying
a = -0.75b

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