Question

Math. :)

Question: 1.1W + 2.1 = 5.4
Answer: W = 2.2

Is the answer correct? How do you check the answer?

Thank you in advance!!

Answer 1

This is one-step equation.

`W+2.1=5.4 \\ W+2.1-2.1=5.4-2.1 \\ W=3.3 \\ CHECK- \\ 3.3+2.1=5.4`

Answer 2

`\sf~W+2.1=5.4`

Subtract 2.1 to both sides:


`\sf~W=3.3`