1. How many solutions are there in the following system of equations?

4x-8y=0

-3x+8y=-7

A. 2

B. Infinetly many

C. 0

D. 1

What minus negative 18 equals thirty?

The operation of raising one quantity to the power of another

A skating rink charges $0.75 to rent skates and $1.25 per hour to skate. How many hours did Penny skate if she was charged $4.50?

A bricklayer uses a cylinder to store sand. the cylinder is 5ft. tall and has a radius of 0.5 ft. Each batch of mortar contains 0.48 ft. of sand.

In the problem 10-4=6, whats the correct term for the number 4

If Susan gets paid $100 by the end of the week and works hourly at a rate of $12 how many hours everyday does she work given that she works an equal amount of time everyday over the course of 6 days.

A 250-kVA, three-phase, 480-volt transformer requires 75 gallons of insulating oil to keep it properly cooled. How many liters is this?

What is a fraction is equivalent to 8/3 that its denominator is 9

Given g (x) = -5x-4, solve for x when g (x) = 1

What type of study would you conduct if you wanted to know how many miles a week on average students on the school's cross country team run during the summer? Explain your reasoning. * Your answer