the sum of two numbers is 100. The first number plus twice the second number is 200. what are the numbers

How is adding 4.56 + 2.31 similar to adding $2.31 + $4.56?

Jimmy is making a rectangular sandbox in his backyard for his son. Jimmy will be using wood to frame the sides of the sandbox. He wants the length of the sandbox to be 4 feet longer than the width. Jimmy can use no more than 60 feet of wood.

A first number plus twice a second number is 11. Twice the first number plus the second totals 31 find the numbers

All real numbers that greater than - 6 but less than 6

5 (12 + m) = 100 find m

How you write 102,453 in expanded form

Choose a method then find the product of 70x55

A woman earns $2700 per month and budgets $351 per month on food. What percent of her income is spent on food?

Using tan (A+B), find the exact value of tan (105).

Which is irrational is 1,4,12, or ... 16