4a(x)+7b(x)=7.5

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Solution for 4a(x)+7b(x)=7.5 equation:


Simplifying
4a(x) + 7b(x) = 7.5

Multiply a * x
4ax + 7b(x) = 7.5

Multiply b * x
4ax + 7bx = 7.5

Solving
4ax + 7bx = 7.5

Solving for variable 'a'.

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

Add '-7bx' to each side of the equation.
4ax + 7bx + -7bx = 7.5 + -7bx

Combine like terms: 7bx + -7bx = 0
4ax + 0 = 7.5 + -7bx
4ax = 7.5 + -7bx

Divide each side by '4x'.
a = 1.875x-1 + -1.75b

Simplifying
a = 1.875x-1 + -1.75b

Reorder the terms:
a = -1.75b + 1.875x-1

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