Explain why 2.15 and - 2.15 are opposites

Prove the divisibility of the following numbers: 25^7+5^13 by 30

Elsa saving money to buy a game so far she had saved $36 which is 3/4 of the total cost of the game how much does the game cost

What's 49/100 in simplest form

A playground ball has a diameter of 18 cm. What is the hieght and base of the ball? What is the volume?

Write 492,053 in words form

1/2 (4x-10) + 5=x-11 A. 11 B. 6 C. - 11 D. - 6

At last year's company picnic, 25 pounds of ground beef were needed to make 100 hamburgers. How many pounds of ground beef will be needed this year if 120 hamburgers are to be made? A. 30 lb B. 45 lb C. 50 lb D. 55 lb

A triangle is such that the largest angle is 3 times the smallest angle. The third angle is 23 less than the largest angle. Find the measure of each angle.

Which value is in the solution of |x|+9=-2

D What is the slope of the line described by the equation below? y=-2x + 4 A. 4 B. 2 C. - 2 D.-4