7a+4b=100

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Solution for 7a+4b=100 equation: 


Simplifying
7a + 4b = 100

Solving
7a + 4b = 100

Solving for variable 'a'.

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

Add '-4b' to each side of the equation.
7a + 4b + -4b = 100 + -4b

Combine like terms: 4b + -4b = 0
7a + 0 = 100 + -4b
7a = 100 + -4b

Divide each side by '7'.
a = 14.28571429 + -0.5714285714b

Simplifying
a = 14.28571429 + -0.5714285714b

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