Which quantity is bigger?, Sam is twice as old as John was two years ago. I...

Sam is twice as old as John was two years ago. If the difference between their ages be 2 years, how old is Sam today?

Quadratic equations,

Angebra 2 a, Mary traveled 200 miles at an average rate of 50 miles per hou...

Mary traveled 200 miles at an average rate of 50 miles per hour. How long did it take her?

Calulating, how do u calculate algebra equations

how do u calculate algebra equations

1, I am 13 years old and I really need help in my Pre-Alg class

I am 13 years old and I really need help in my Pre-Alg class

parametric equations, A motile cell is placed at the point (x0, y0) on a s...

A motile cell is placed at the point (x0, y0) on a square shaped dish filled with a "nutrient bath". The concentration of nutrient at any point (x, y) in the dish is given by N(

Linear Equation, 3x+5y=10

3x+5y=10

Word problem, larry has a propane tank in the shape of a cylinder with a he...

larry has a propane tank in the shape of a cylinder with a hemisphere on each end, the total length of the tank is 16 feet. the width of the tank is 6 feet. he intends to paint the

Kelsey, my homework instructions are "solve by factoring" and one of the pr...

my homework instructions are "solve by factoring" and one of the problems is 2x^2+9x=0

Word problem, Can you help solve this word problem? christine collected som...

Can you help solve this word problem? christine collected some toys for charity. She donated 3/4 of the toys to charity A. then she donated 1/3 of the remaining toys to charity B.