How do i write 15 decreased by twice a number in an algebraic expression?

Write an equation that has a solution of 7, includes a variable, and uses multiplication. Write a real-world problem that you could represent with your equation. Then, show how you know that 7 is the solution in sentence form.

A group of hikers walked 8 and 7/10 miles. And then 5 and 1/5 miles. How far did they walk altogether?

Howards bank give him a personal loan because they found himcreditworthy. which type if loan did howard get?

A woman owns 21 pets. Each of her pets is either a bird or a dog. If her pets have a total of 76 legs, how many birds and how many dogs does she have?

How to find the surface area of a triangular prism? Grade 6 style and easiest way possible

A Computer store buys a computer system. The selling price was set at $843, but after a year the computer did not sell. The stores and advertise the 25% mark down on the system. Find the new sale price.

How do you simplify 16m^2/24m^7

How do you divide 11.25 by 1.24

What is The area of the quarter circle with a diameter of 10 in. Use 3.14 and round to the nearest hundredth

What does 3 (2x-5) = 6x-15 equal?