2a+4b-15=

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Solution for 2a+4b-15= equation:


Simplifying
2a + 4b + -15 = 0

Reorder the terms:
-15 + 2a + 4b = 0

Solving
-15 + 2a + 4b = 0

Solving for variable 'a'.

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

Add '15' to each side of the equation.
-15 + 2a + 15 + 4b = 0 + 15

Reorder the terms:
-15 + 15 + 2a + 4b = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 2a + 4b = 0 + 15
2a + 4b = 0 + 15

Combine like terms: 0 + 15 = 15
2a + 4b = 15

Add '-4b' to each side of the equation.
2a + 4b + -4b = 15 + -4b

Combine like terms: 4b + -4b = 0
2a + 0 = 15 + -4b
2a = 15 + -4b

Divide each side by '2'.
a = 7.5 + -2b

Simplifying
a = 7.5 + -2b

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