Which of the following angles is coterminal to 30 degrees? A 120 degrees
B 60 degrees
C 330 degrees
D 390 degrees

390 degrees

Step-by-step explanation:

30 + 360 = 390

the 3rd option is right

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: