4x + 3 = 11
4x = 11 -3
4x = 8
x =8/4
x =2
answer
the number is 2
The answer is 10 you see 6 people are in both of the classes so you have to subtract 6 from the 12 and 16 12+16-6=22
32-22=10
Answer:
the speed of the plane was 210 mph.
Step-by-step explanation:
271>249 the greater number is 271 which is two hundred seventy-one
Answer:
Approximately $594.38
Step-by-step explanation:
Use the formula: y = a(1 + r)^t
a is the initial amount
r is the percent of interest in decimal form
t is the time in years
y is the money after t years
Substitute the values given in the problem into the equation:
400(1+0.02)^20
Use a calculator or solve manually
Around 594.38