The difference of two numbers is - 7. The sum of triple the first number and twice the second number equals 54. Find the two numbers

What is the answer to ... 5m+8n-2 (3m-n) ?

Jill paid 3.5% of $1.40 how much did she pay?

10x+7y=80. what is y?

Original price $18 markup 15%

What is the value of A when we rewrite 3.14^159x as A^x?

Show an equation using halving and doubling

What times what equals 104

What is the product in simplest form? -8/9⋅5/6

Jake is hiking a trail that leads to the top of a canyon. The trail 4.2 miles long, and jake plans to stop for lunch after he completes 1.6 miles. How far from the top of the canyon will jake be when he stops for lunch?

Write the equation. During the year, Myong travels 5,678 miles by airplane. He travels twice as many miles by train. How many miles does Myong travel by train?