Answer:
x=15
Step-by-step explanation:
the angle 7x+12 and 63 are on opposite sides of complimentary, meaning they add to 180.
180-63 = 117
117-12 = 105
105/7 = 15
80 children x 5 days = 400 total lunches.
£100 / 400 lunches = £0.25 per lunch
The cost for one lunch for one student is £0.25
It’s A!
GCF = Greatest Common Factor
So this means the last two wouldn’t work automatically and it’s A because one of the numbers only go up to the fourth power :)
Answer:
1) 45
2) SAS (Side Angle Side)
3) 9
4) 4
5) Triangle YZX
6) 63 degrees
Step-by-step explanation: