Question

Simplify and find the value of "4x+x-2x+4 "when x = –1​

Answer 1

4*-1+(-1)-2*-1+4

-4-1+2+4

-5+2+4

-5+6

+1

Step-by-step explanation:

Answer = 1

Answer 2

$4x + x - 2x + 4 \\ 5x - 2x + 4 \\ 3x + 4 \\ substiituting \: = - 1 \\ 3 ( - 1) + 4 \\ - 3 + 4 \\ 1$