Find the variable 3x+5=20

Aquarium one contains 4.6 gallons of water. Louise will begin filling aquarium one at a rate of 1.2 gallons per minute. Aquarium two contains 54.6 gallons of water. Isaac will begin draining aquarium to at a rate of 0.8 gallons per minute.

43+8 is the same as 41+?

Solve |2x+1|=10 a (9/2, 11/2) b (-9/2, 9,2) c (-11/2,9/2)

What is the value of x in equation (-35) ^x = 1

Sandy pays for piano lessons. she pays $120 for 4 lessons. How much does she pay for eight piano lessons?

How many pennies remain when 68 is divided by 7

Describe the process of factoring using the 'x' method or the 'box' method

Simplify 7x + [x - (5 + x) ]. 9x - 5 8x - 5 7x - 5

Identify as a direct variation, inverse variation or neither. If x men can build a house in y days, how dox and y vary? O direct neither O inverse

The food truck is selling sandwiches. It costs $7 each week to advertise the sandwiches. Each sandwich costs $4.25 to make and each sells for $6.50.