Question 1 • Pre-Algebra - MA3119 A ? Distance Learning
The equation is 3.7x − 15.9 = 2.97. To undo subtracting 15.9, add 15.9 to both sides; this keeps the equation balanced and leaves 3.7x by itself on the left. So the first step is “Add 15.9 to both sides because it is the inverse operation of subtraction.”
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