Answer
m=5
x=100
so it will be y=5x+100
Step-by-step explanation:
The answer is 68 because is repeating 3 times
Answer: yay thxs
Step-by-step explanation:
It's A because 7.5 is the starting point but it's not included so that point is circled.
All the angles should add up to 360°.
8x+10x+9+21x-12+90=360°
Group like terms together.
So,8x+10x+21x+9+90-12=360
39x+87=360
39x=360-87
39x=273
x=7
