Mathematics, 19.01.2021 23:50, lightning1157blaze

Shau-uen solved the equation 18.5 w + 6.5 w minus 2.8 w = 149.1. Her work is shown below. Step 1 18.5 w + 6.5 w minus 2.8 w = 149.10
Step 2 25 w minus 2.8 w = 149.1
Step 3 Negative 2.8 w = 5.964
Step 4 w = negative 2.13

In which step did Shau-uen make her first error?
Step 1
Step 2
Step 3
Step 4

Answers: 1

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Shau-uen solved the equation 18.5 w + 6.5 w minus 2.8 w = 149.1. Her work is shown below. Step 1 18...