Solve the system of equations by substitution.

4x-3y=18

x+2y=-1

Elizabeth is making a volcano for her science project. She determines that the radius of the base of the volcano needs to be 2.5 inches and the slant height needs to be 8.5 inches.

What is 18 8/16 rounded to the nearest whole number?

What is the domain of y = log Subscript 5 Baseline x? all real numbers less than 0 all real numbers greater than 0 all real numbers not equal to 0 all real numbers

Gil aunt cut his birthday cake into 32 equal pieces. Eighteen pieces were eaten at his birthday party. what fraction of the cake was left

Cassie and Maria and Kirk and Jim raked 7/8 of all the leaves. How much raking did Cassie do?

112 is what percent of 200?

Rosa can till 375ft of land in 15min what is Rosa's tilling rate

Pam buys the following items: a shirt that costs $11.99, pants that cost $23.98, and a belt that costs $9.95. She has a coupon for 20% off the entire purchase. About how much will the three items cost?

Ronna put on a sticker in the shape of a parallelogram. the sticker had a base of 6.5 cm and a height of 10 10.1 centimeters. what is the area of the sticker?

You are riding your bicycle. It takes you 9min to go 2.5 mi. If you continue traveling at the same rate, how long will it take you to go 7 mi?