2x - 5 = 7 what is x

This is using proportions. Mary can read 22 pages in 30 mins. How long would take her to read 70 page book? Round your answer

Which one is not equal to 100 meters? A.) 0.100 kilometers B.) 10 hectometers C.) 10,000 centimeters D.) 100,000 millimeters

Abigail bought 9 candy bars that were the same price. She spent a total of 20 dollars. How much did each candy bar cost? Write the algebraic equation, then solve it.

Fine the probability of not rolling factor of 4 on both dice

Write an equation to represent the number puzzle. Use x as the variable. Then find the solution using guess-check-and-improve. 6 added to a number is the same as 18 subtracted from 4 times the number. What is the number? a. 6 - x = 4x - 18, 4.8 c.

The stock of Company A lost $4.25 throughout the day and ended at a value of $63.75. By what percentage did the stock decline?

What is the period of 913 in 913,256

A bank contains 27 coins consisting of dimes and quarters. the coins have a total value of $4.95. Find the number of dimes and quarters in the bank.

what does a + a equal to

Mr. Santos is carpeting his living room. The room measures 21 feet by 15 feet. The carpeting costs $9 per square foot. How much carpeting will he need (in square feet), and how much will it cost?