Sophia exchanged 1,000 US dollars for the South African currency, which is called the rand. The exchange rate was7.15 rand to $1. How many South African rand did Sophia get? Explain how you know.

Which equation is related to x+23=9?.

Carli is training for a bike race. On Thursday he rides his bike for7 miles On Friday he rides his bike 2 times as many on Thursday On Saturday he rides his bike 9 miles

In a recent poll of 2,000 households 29%had pets how many households did not have pets have pets

Which of the following sets of numbers will form a right triangle A. 12,13,14 B. 15,16,18 C. 5,6,9 D. 5,12,13

Find the total cost. purchase price=$434.95; tax rate = 4.5% A. $454.52 B. $439.45 C. $435.40 D. $19.75

Ted says that 3 tenths multiplied by 100 equals 300 thousandths. is he correct? use place value chart to explain your answer.

Sally's basic cable plan costs $55 a month and an additional $3 for each premium channel. Cable plan B costs $60 and an additional $2.50 for each premium channel. Which plan is cheaper if Sally wants to order 10 premium channels?

What is the difference of the polynomials? (5x3 + 4x2) - (6x2 - 2x - 9) A. - x3 + 6x2 + 9 B. - x3 + 2x2 - 9 C. 5x3 - 2x2 - 2x - 9 D. 5x3 - 2x2 + 2x + 9

5t^2-5.5-3.5t+1.5t^2+4t

Add the expressions. (8x + 2) + (-9x + 3)