Isolate variable a: Which operation should be used to isolate a?In −7.98=−1.4a−3.5, we should first add 3.5 to both sides to move the constant term from the right side to the left side.Add 3.5 to both sides.Calculation: −7.98+3.5=−1.4aMath error check:
Add 3.5 to both sides: Find the value on the left side after adding 3.5.Calculation: −7.98+3.5=−4.48Math error check:
Calculate left side after addition: Now, divide both sides by −1.4 to isolate a.Calculation: −4.48/−1.4=aMath error check:
Divide both sides by −1.4: Find the value of a.Calculation: −4.48/−1.4=3.2Math error check:
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