Given two terms of the arithmetic sequence, a6=12 and a9 = - 6, find a1 and d

A rectangular pyramid has a length of 14 centimeters, a width of 9 centimeters, and a height of 10 centimeters. explain the effect on the volume of each dimension were doubled.

Multiply. Express your answer in simplest form. 9 1/6 * 1 1/11

7.5% of the box office receipts on a Friday night are $270. What are is the total length box office receipts

A taxi service charges one dollar for the first 1/10 of a mile then $.10 for each additional 1/10 of a mile after that

A cylinder has a radius of 12m and a height of 8m. What is the approximate surface area of the cylinder? use 3.14 for Pi.

Katie is shopping for soccer shoes on-line. Her favorite store charges shipping as 3% of the purchase price, with a minimum shipping charge of $3.00. For today's purchase of $65.

At a gas station, 50% of the customers use regular gas, 30% use mid-grade gas and 20% use premium gas. Of those customers using regular gas, only 30% fill their tanks.

Solve the linear system using the substitution method. x + 2y = 4 - x+y = - 7 How would you solve it?

The sides of a square are two to the power of four ninths inches long. What is the area of the square?

Find the area of each figure round to the nearest tenth necessary