Shown here mathematical step. Identify the mathematical reason or property used to simplify from the first step to the second step.

7 (A+13)

7A+91

X + 5 = 2y + 5 What can I conclude using only the Symmetric Property of Equality?

The drama club at a local high school sells adult, teen, and child tickets for a school play. The matrix below represents the tickets sold and the total cost of the tickets for three performances.

A student must leave for campus in 10 mins or he will be late for class. Unfortunately he is snowed in. He can shovel the driveway in 20 mins and his brother can shovel it in 12 mins.

1.) 3/4 / 2/5 2.) 3/4 / 1/8 3.) 4 2/5 / 7/8 4.) 4 1/2 / 4 1/6 5.) 5 1/2 / 1 1/5

At a hotdog stand they serve regular and foot-long hotdogs are the ratio of 3 to 2 based on this ratio how many foot-long hotdogs will be served if there are a total of 80 hotdogs served

Use number sense Duane and Mick are saving their money to build a tree house. Duane adds $5. ti their piggy bank every other week Mick adds $2. every week. So far they have saved $45. How many weeks have they been saving money?

Explain how the Venn diagrams in this lesson show that all integers and all whole numbers are rational numbers

4/5=27/x using two different methods. Explain each method

What are the odds of rolling two number cubes and getting a sum of seven? 1/6 1/7 5/31 1/5

What is the value of the expression (-4) 3? A. 64 B. 12 C. -12 D. -64