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

A woman parked on a slight incline observes that the car beside her starts moving forward at approximately 0.30 m/s. When she looks at the parking meter on her right, she realizes that it is she herself who is moving.

A bag holds 5 pounds of pet food. If Paul uses the 5 pounds of food to fill 6 plastic containers equally, how much pet food will each container hold?

How many times does 59 go into 6

Solve for x in the equation x squared + 4 x minus 4 = 8.

Moore's Law predicts that the number of transistors that can be fit on a microchip will increase by 40% every year. If microchips from a given year could hold about 610,000 transistors, how many transistors could fit on a microchip 11 years later?

Can 46.65 be used for minutes?

Alice has 150 sweaters on the shelves of her store each shelf holds 24 what is the minimum number of shelves she will need for display

What number is 76 more than the product of 13 and 8?

You work at a restaurant as a host and a server. You earn $9.45 for each hour you work as a host and $7.65 for each hour you work as a server. This week you made $160.65. Write an equation in standard form that models your earnings.

3x + 2y = 6 2x + 5y = 7