How do you solve d+12=2 using mental math

Nanci is volunteering at the animal shelter. She wants to spend an equal amount of time playing with each dog. She has 145 mins to play with all 7 dogs. About how much time can she spend with each dog?

A high school band held a bake sale. The number of cupcakes sold was four more than twice the number of cookies sold. The band sold a total of 52 cupcakes and cookies. How many cupcakes were sold?

2. The length of a rectangle is 5 mm longer than its width. Its perimeter is more than 30 mm. Let w equal the width of the rectangle. (a) Write an expression for the length in terms of the width.

You save $5,000.00 and invest 60% of it in stocks while leaving the rest in a savings account earning a 4.9% APR. The stock increases 9% in the first year and loses 4% of its value the second year.

If the radius of a circle is 5 cm and the angle of the arc is 110 degrees, what is the length of the arc?

What does 7 minus the product of 2 and x in algebra?

How do I show an expression that shows how to cut a ribbon that's 1'1/4feet into equal sizes pieces

What is 54 divided by 4806

Betsy is saving to buy a bird cage. She saves $1 dollar the first week, $3 the second week

Write the standard number 393,200 in scientific notation.