Answer:
x=4
Step-by-step explanation:
Multiply to remove the fraction, then set equal to 0 and solve.
Answer:
x2+2.9=13.2
Step-by-step explanation:
Answer:
3/10 simplified
Step-by-step explanation:
120/400 simplified is 3/10 (divide both numbers by 40).
Answer:
20 feet
Step-by-step explanation:
= 
Simplify 
= 
Every 1 second, a person will walk 2 feet.
= 
X = 20 feet