Kasey has been mowing lawns to save up money for a concert. He earns $15 per hour and needs at least $90 to go to the concert. How many hours should he mow?

If the lateral surface area of a square pyramid is 84ft^2 and the base edge is 6, what is the slant height?

What is the answer to the math question 6-5-7-6+7+8+7/5

A population of middle schoolers students consist of a 100 boys and 250 girls if a representative sample from this population contains 20 boys how many girls would be expected in this sample explains

What does - 14 + 22 equal

Use the substitution method. In this years bird census, the total number of eagles and condors counted 480. Last year 5 times as many condors and 9 times as many eagles were counted for a total of 3260 birds.

At most restaurants, the more food you order, the more money you have to pay. This is true whether you go to an overpriced "gourmet" restaurant where the plates are tiny but very expensive, or to a cafeteria where the portions are huge and the

What's the inequality of 4n-8<40

Fill in the blank to make the two fractions equivalent. 5/9 = / 36

Given that a, b, and c are non-zero real numbers and a + b ≠ 0, solve for x. ax + bx - c = 0

What value should be added to both sides of the equation X2 + 12 X + 6 equals - 5 to solve the question by completing the square