1. Which of the following is an example of an open equation?

A. 5x + 7 = 12

B. 12 + (-8) = 4

C. 25 = 5 (5)

D. 8 + 0 = 8

2. Which of the following equation has 3 as a solution?

A. - 2B = 6

B. 4a - 5 = 12

C. 5Y = y + 8

D. z - 15 = - 12

Use the distributive property to write each expression as an equivalent algebraic expression. -8 (u-2)

Five bags of compost are used in 6 gardens. How many bags are used in each garden

Expression of 8 minus the quantity of 5y minus 3

Q12: Annette plans to visit an amusement park where she must pay for admission and purchase tickets to go on the rides. Annette wants to find the total cost for a day at the amusement park. She wrote the equation c=1.

If two angles of a triangle have measures of 20 and 40 degrees, what is the measure of the third.

Find the area of a room whose dimensions are 15 1/2 feet by 18 feet

Trees are planted along a road that is 2 kilometers 50 meters long. Eleven trees are planted at an equal distance apart along the road. What is the distance in meters between each tree?

Ansley's age is 5 years younger than 3 times her cousin's age. Ansley is 31 years old. Let c represent Ansley's cousin's age. What expression, using c, represents Ansley's age?

The worker received a salary of EUR 150 per month. For good work, his salary was increased by 12%. How much is the worker now getting?

A car dealer offers a 10% discount off the list price x for any car on the lot. At the same time, the manufacturer offers a $2,000 for each purchase of a car A. Write a function f (x) to represent the price after the discount. b.