Answer:
-0.003 %Fahrenheit
Step-by-step explanation:
57+3x+6=90degree
60+3x=90
3x=90-60
3x=30
x=30/3
x=10
222cm
8*7.5*2=120
3.4*7.5*4=102
A
Answer: x = 7
3x(x-2)=22-x
3x-x=22+6
4x=22+6
4x=28
4x 4x
x=7