Question

What is the value of 4x - 7 when x=4? 1 9 16 23

Answer 1

Answer:

9

Step-by-step explanation:

$4x - 7;x = 4$

"P" in PEMDAS is parentheses which is done first.

$4(4) - 7 \\ 16 - 7$

"S" is substraction done next.

$16 - 7 = 9$

Answer 2

Answer:

the answer is 9

all work is shown