Katalina is solving algebraic expressions for her math homework. She solves the problem 7y - 12, when y = 3. Katalina says that the answer is 61. Is she correct? How do you know?

Tony has 50 miles to his destination after 21 minutes of driving and he has 40.4 miles to his destruction after 33 minutes of driving. How many miles will he have to his destination after 37 minutes of driving?

A zebra ran at a speed of 20 ft per second what operation should u use to find the distance the zebra ran in 10 seconds

What is the slope and y-intrrcept of 5x-3y = - 15

Solving a word problem? The sum of two numbers is 42. The larger number is 8 more than the smaller number. What are the number? Large number: Small number:

Solve the following equation for x: 64 = 23x. A. x = 2.5 B. x = 1 C. x = 2 D. x = 3 I think it's C.) x = 2 but I can't be sure

What is the sum of 2/3 and 3/4

A scientist is working with 0.7m of gold wire. How long is the wire in millimeters? Be sure to include the correct unit in your answer.

A local technical school has 856 students. They expect 700 guests for a special speaker. The custodian has set up 1,500 chairs. How many more chairs are needed if all visitors and students are to have seats?

How to split numbers to multiply

Compare - 6 broken bulbs out of 20 or 7 broken bulbs out of 30