3x + 18 = 147°
step-by-step explanation:
3x + 18 = 147°, because the value of the central angle is equal to the value of the arc formed by it.
i hope i you.
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
x=5