Diane ia 25 years older than her son, Craig. The sum of their ages is 105. How old are Diane and Craig? (it is a system of equations)

I dont understand quadratic equations

Find f (3) when f (h) = - 2 5h

What is the LCM of 16 and 40? 24 and 40?

Bella thinks that the fraction 4/8 is the simplest form of 2/4 find and correct her mistake

Kim finished the 100-meter dash in 10.29 seconds. Which time is faster than Kim's? A 10.295 seconds B 10.029 seconds C 10.92 seconds D 10.32 seconds

Stan and Hilda can mow a lawn in 40 minutes if they work together. If Stan takes twice as long to mow the lawn as Hilda when working alone, how long does it take each to mow the lawn alone?

Two county supervisors are selected from five supervisors, A, B, C, D, and E, to study a recycling plan. Determine the sample space for the experiment.

7x - 5y = 22 7x - 9y = 6 What's y?

15-2b=-9 solved to a whole number

Kathleen rolled a number cube that has sides labeled 1 to 6. What is the probability that she rolled a 2 or a 4? A. 1/6 B. 1/3 C. 1/2 D. 3/4