Answer:
X = 12
4x + 12 = 5x
subtract 4x on each side and you're left with x=12
A veriable = 1, use it as with pemdas
Answer:
k= 70
Step-by-step explanation:
1800:60=30 revolutions per second
30*2π=60π radians per second
The answer is 150 because
5*30
shortcut: 5*3=15
add the zero from the 50
150 is your answer..
