Question

Idk how to do this. 4x+3(7−x)

Answer 1

=x+21

Step-by-step explanation:

4x+3(7−x)

expand: 3(7-x): 21-3x

=4x+21-3x: x+21

=x+21

Hope this helped :)

Answer 2

x+21

Explanation:

Distribute

4x+21-3x

Combine like terms

X+21