4a+2b-30=0

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Solution for 4a+2b-30=0 equation:


Simplifying
4a + 2b + -30 = 0

Reorder the terms:
-30 + 4a + 2b = 0

Solving
-30 + 4a + 2b = 0

Solving for variable 'a'.

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

Add '30' to each side of the equation.
-30 + 4a + 30 + 2b = 0 + 30

Reorder the terms:
-30 + 30 + 4a + 2b = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 4a + 2b = 0 + 30
4a + 2b = 0 + 30

Combine like terms: 0 + 30 = 30
4a + 2b = 30

Add '-2b' to each side of the equation.
4a + 2b + -2b = 30 + -2b

Combine like terms: 2b + -2b = 0
4a + 0 = 30 + -2b
4a = 30 + -2b

Divide each side by '4'.
a = 7.5 + -0.5b

Simplifying
a = 7.5 + -0.5b

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