-2a+7b=45

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Solution for -2a+7b=45 equation: 


Simplifying
-2a + 7b = 45

Solving
-2a + 7b = 45

Solving for variable 'a'.

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

Add '-7b' to each side of the equation.
-2a + 7b + -7b = 45 + -7b

Combine like terms: 7b + -7b = 0
-2a + 0 = 45 + -7b
-2a = 45 + -7b

Divide each side by '-2'.
a = -22.5 + 3.5b

Simplifying
a = -22.5 + 3.5b

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