Question

1. If x + 3 = 7, then the value of 4x - 12 is:​

Answer 1

Answer:

x+3=7

x=4

4(4)-12=4

hope u get it

Answer 2

Answer:

$\sf \: x = 7-3 \\ \sf \: x \: = 4$

$\sf \: put \: the \: value \: of \: x \:$

$4x - 12 \\ \sf \: = 4 \times 4 - 12 \\ \sf \: = 16 - 12 \\ \sf \: = 4$