How many solutions do these systems of equations have?

1) x=-4y+4 and 2x+8y=8

2) y=4x+3 and 2y-8x=3

3) x-3y=15 and 3x-9y=45

4) y-5x=-6 and 3y-15x=-12

6 people want vanilla twelve people want chocolate what is the percent of the people who want chocolate?

For his exercise last weekend Bentito walked 5 miles and jogged 2 miles what is the ratio of the miles walked to the total number of miles of exercise. Elsa chose answer A as the correct answer. How did she get that answer

All real numbers w that are less than - 7 0r greater than 14

A checking account is overdrawn if it has negative balance marc's account is overdrawn by 35. what will the balance be after he deposits 116 and writes a check for 48?

The world's narrowest electric vehicle is about 35 inches wide. How wide is this vehicle to the nearest foot?

Three friends split the cost of a pizza and a salad. The pizza cost$15 and the salad cost $6. Which expression can you use to find how much each person owes

How do you write 8.4% as a fraction in simplest form

13. Which equation has no solution? 5v + 3 = 5v - 5 2x - 4 = 2x + 7 - x 2y + 5 - y = 2y - 3 (y - 6) 7z + 9 = - 7z - 6

Luke drove 150 miles in 4 hours. What was his average speed?

Factor the expression completely over the complex numbers. x^3-4x^2+4x-16