How do I solve for 7y-4x=42 x=5y+9

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.