Question

Simplify the sum.

4√2-7√2

Answer 1

-3√2

Answer 2

yeah what calc said

Answer 3

\(\Large \color{Black}{\Rightarrow (4 - 7)\sqrt{2} = -3\sqrt2 }\)

Answer 4

@Calcmathlete you don't have to be an athlete here, you have to explain instead

Answer 5

I wasn't really trying to. I suppose I could've explained that √2 could be thought of as a variable and that they are like terms.