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Simplifying 4a + 2b = 7 Solving 4a + 2b = 7 Solving for variable 'a'. Move all terms containing a to the left, all other terms to the right. Add '-2b' to each side of the equation. 4a + 2b + -2b = 7 + -2b Combine like terms: 2b + -2b = 0 4a + 0 = 7 + -2b 4a = 7 + -2b Divide each side by '4'. a = 1.75 + -0.5b Simplifying a = 1.75 + -0.5b
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