Solve -5(3 n + 4) = 40.

A: -4
B: 3
C: -3
D: 4

A: -4

Step-by-step explanation:

Expand first, "-5 x 3n = -15n" , "-5 x 4 = -20"

Then you have "-15n - 20 = 40"

Transfer the -20 to the RHS,

Then you have "-15n = 60"

Divide both sides by -15

n = -4

sine

step-by-step explanation:

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !