Jacks age is three years more than twice the age oh his younger brother, Jimmy. If the sum of their ages is at most 18, find the greatest age that Jimmy could be

I need to write an equation for: ten times the sum of half a number and 6 is 8

Madison must run a mile in no more than nine minutes in order to qualify

If f (x) = x3 - 2x2, which expression is equivalent to f (i) ? -2 + i -2 - i 2 + i 2 - I

4 x + 3 y = 20 2 x + y = 7 4x+3y=20 2x+y=7 if (x, y) = (a, b. (x, y) = (a, b) is a solution to the system of equations above, what is the value of b b?

1 gallon weighs 8.34 pounds, how many ounces per gallon is the water

Given w (x) = 3x+8, find w (2b+6)

A mountain climber ascended 3 4 of a kilometer in 1 12 of an hour. What was the mountain climber's ascent rate in kilometers per hour?

Niki uses 15 litres of water every minute when she has a shower. She uses 100 litres of water when she has a bath. How many litres of water does she save by having a 3 1/2 minute shower instead of a bath?

How long does it takes the earth to complete one full revolution? A. 90 B. 180 C. 365

What are two factors of 36 that add up to 15