3+1 + - + ... ?

What is the sum of the first 7 terms of this geometric series: 3+1 + 3

The factor by which an object is reduced or enlarged in order to create a scale model or drawing"

What is the difference between rational and irrational numbers? Give 2 examples of each.

A school cafeteria sold 1,600 slices of pizza the first week, 800 the second week, 400 the third week if this patter continues, in what week will the cafeteria sell 50 slices? Explain your anwser

Expand and simplify: (3a + 2) (4a - 5) A. 12a2 + 23a + 10 B. 12a2 - 10 C. 12a2 - 7a - 10 D. 12a2 + 7a - 10

How much more of his allowance did Nathan spend on the snack than on the movie ticket? Explain how you found your answer, I will give brainliest to the best answer given.

Volume of a sphere r=5

omar tariq has a credit card that uses the unpaid balance method to compute the finance charge. His monthly periodic rate is 2.4% during his billing cycle he charged a total of of 256.28 and made payments totaling $350.

In the equation Ax+By=C is the x-intercept the same thing as the slope?

Subtraction of two real numbers may be defined of what operation

Suppose there are three consecutive intergers. if two times the first is added to twice the middle, the results is 69 minus the largest number. what is the largest number?