Find the value of sin (x+y) if sin x = 4/5 and cos y - 5/13, both x and y are in quadrant II.

Tegan needs to make 68 more snow blocks to finish building an igloo. Write an equation for the number of blocks Tegan still needs to make, m, when she has completed c blocks.

Staci worked five days last week 8 hours each day she made $6.75 per hour before taxes how much did she make before taxes were taken out

3x+2y=8 how to solve

A kitten weighed 100 grams at birth and gained 8 grams a day, in houw many days will the kitten triple the weight

Simplify the expression. p (p^-7 q^3) ^-2q^-3

5. Andre is solving the equation 4 (x + 3) = 7. He says, "I can subtract from each side to get 4x = 1 and then divide by 4 to get x = " Kiran says, "I think you made a mistake." a. How can Kiran know for sure that Andre's solution is incorrect? b.

On three examinations, Dana received scores of 84, 89, and 78. What score does Dana need on the fourth examination to raise his average to 85?

You have a Spanish meeting every forth day and a math club meeting every tenth day. Today you have both meetings. In how many days will you have both meetings on the same day again?

5.2 turned into a fraction in simplest form.

A certain laptop is really popular and sells for $199.99. Since sales are so good, the store raises the price by 13%. What is the cost of the laptop after the markup?