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Mathematics, 12.06.2021 01:30 culturedxnat

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Solving Systems of Linear Equations Algebraically - Qutz. Level
Question 4
James used substitution to solve this system of equations.
Which equation could be the result of his first step?
2x + 3y = 12
y = x + 1.5
2x + 3x + 1.5 = 12
y = 2x + 3y + 1.5
y = 2x + 3y
2x + 3(x + 1.5) = 12
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