Question

-4.2x=21 what is it nowwwww

Answer 1

x= -5

Explanation:

Assuming you want x by itself.

Since -4.2 is being multiplied by x. Do the OPPOSITE.

Take -4.2x and divide -4.2

Now it will look like x=21/-4.2

(Almost there)

Just simplify if necessary.

21/-4.2= -5

Answer 2

X=-5

Explanation: