2x + y + z = 12

10.00 5x + 5y + 5z = 20

x - 4y + z = - 21

Maggie's brother is 4 years younger than four times her age the sum of their age is 41 how old is Maggie?

What time is 5 3/4 hours after 11:32pm?

What is a radii in mathematics

Insert brackets to make the answer correct 2+3x8+4=38

Simplify each of the following expressions to find the length of the tightrope

Multiply. (3x + 2) (3x - 2) A. x² + 12x - 4 B. 9x² - 12x - 4 c. 9x - 4 D. 9x² + 4

Mr and mrs turner ate 3/4 of a pizza. They want to split the remaining part equally between their two sons how much of the pizza will each son recive

A 16-mb flash drive was sold on sale for $18.50. If this sales price was 81% of the original price, what was the original price?

6,4,7,2 what is the average of 5

Boxes of fruit snacks are on sale at the grocery. The boxes are the same size. A family needs to purchase 24 boxes. There are 3 boxes for 5 dollars and 4 boxes for 6 dollars.