-4a+2=42

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Solution for -4a+2=42 equation: 


Simplifying
-4a + 2 = 42

Reorder the terms:
2 + -4a = 42

Solving
2 + -4a = 42

Solving for variable 'a'.

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

Add '-2' to each side of the equation.
2 + -2 + -4a = 42 + -2

Combine like terms: 2 + -2 = 0
0 + -4a = 42 + -2
-4a = 42 + -2

Combine like terms: 42 + -2 = 40
-4a = 40

Divide each side by '-4'.
a = -10

Simplifying
a = -10

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