If 3 times a certain number is increased by 4 the result is 28. what is the number?

if x is "the number," which of the following equations could be used to solve for the number?

A.) 3 x + 4 = 28

B.) 3 x = 4 + 28

C.) 3( x + 4) = 28

It's A, 3x+4=28 :D

19.side- angle- side

20. angle- side- angle

step-by-step explanation:

let's solve your equation step-by-step.

4x+2=2x+12

step 1: subtract 2x from both sides.

4x+2−2x=2x+12−2x

2x+2=12

step 2: subtract 2 from both sides.

2x+2−2=12−2

2x=10

step 3: divide both sides by 2.

2x

2

=

10

2

x=5

step-by-step explanation: