How to write 'the sum of z and 7' in an algebric expression?

Store is selling Snapple's for 1.75 and monsters for 2.50. yesterday their revenue was 147.75 and they sold 3 more monsters how many of each?

In triangle QRS, the measure if angle Q is (8x), the measure of angle R is (14x+2) and the meaure of angle S is (10x+50) What is the measure of angle R?

In which of your school subjects do you use manipulation of numbers?

Y=x2+12x+20=0 whats the answer

What is the answer. The absolute value of 3+2>4?

2a + 1 > 9 or a < - 1

P (B) = 1320, P (A∩B) = 1325, P (A|B) = ?

The base edge of a square pyramid is 30 cm. The pyramid is 6 cm tall. Find the volume of the pyramid

Tom starts a lawnmowing business. Before he can begin, he purchases a new lawnmower. Each weekend he mows the same number of lawns and earns the same amount of money. Write an equation to show how much money he's earned at any week.

11. A collection of nickels and dimes is worth $9.45. If the number of dimes is doubled, the value is $16.65. Find the number of each coin.