Find the value of this expression if x=-7. x^2 - 1 / x+4

The rainfall for the last three months of school was 4.98 inches, 9.27 inches, and 0.62 inches. Estimate the total rainfall for the three months by using front-end estimation. 1. about 14 in 2. about 47 in. 3. about 15 in. 4. about 16 in.

How much water conditioner for 2.5 gallon tank?

The adventure club went on a hike to see a waterfall. To get to the hike, the club members took 6 cars and 8 vans. There were 5 people in each car and 8 people in each van. How many people went on the hike?

30 apples in 6 pies?

Simplify 120+x, if x<-120

Subtract these polynomials. (3x7 - 2x + 5) - (x7 + 3) = A. 4x7 - 2x + 8 B. 2x7 - 2x + 8 C. 2x7 - 2x + 2 D. 4x7 - 2x + 2

If the cooking time is 4.33 hours and the food should be ready by 17:15pm what time should we start cooking

How do you factor the equation 7x^2=175?

Dennis is packing 108 pens, 80 books, 96 notepads into a boxes. He wants to pack an equal amount of each in each box find the greatest number of boxes and the amount in each box.

A boating supply store carry 2 215 different products for boats in their store the store offers another 6 212 product from their catalog that are special orders items.