Addition to cancel −7.4: We are given the equation (−7.4)+ℓ=9.11. To solve for ℓ, we need to isolate ℓ on one side of the equation. We can do this by adding 7.4 to both sides of the equation to cancel out the −7.4 on the left side.Calculation: ℓ=9.11+7.4
Perform addition to find ℓ: Now we perform the addition on the right side of the equation to find the value of ℓ.Calculation: ℓ=9.11+7.4=16.51
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