Solving Equations Review

​Solving equations.....

​In order to solve an equation we use the :

​Rita started the day with r apps. Then she deleted 5 apps and still had twice as many apps as Cora. Write and solve an equation that represents the number of apps each girls has.

Multiple Choice

Kayleigh babysat for 11 hours this week. that was 5 fewer than $$\frac{2}{3}$$ as many hours as she babysat last week. Write an equation to represent the number of hours she babysat each week.

• $$\frac{2}{3}h\ +\ 11\ =\ 5$$

• $$\frac{2}{3}h\ -5\ \ =11$$

• $$\frac{2}{3}\ +\ 5h\ =\ 11$$

• $$\frac{2}{3}\ -\ 11h\ =\ 5$$

Multiple Choice

How many hours did she babysit last week?

• 15

• 9

• 20

• 24

Open Ended

Write an equation to represent:

Three fewer than one fourth of x is 12.

Open Ended

At a graduation dinner, an equal number of guests were seated at each of three large tables. and seven late-arriving guests were seated at a smaller table. There were 37 guests in all. If n represents the number of people seated at each of the large tables, what equation represents the situation?

Multiple Choice

Write and solve an equation for:

Four times a number, n, added to 3 is 47.

• 12.5

• 15

• 11

• 18

Multiple Choice

While shopping for clothes, Tracy spent $38 less than 3 times what Daniel spent. If Tracy spent $10, write an equation and solve it to see how much Daniel spent.

• $18

• $16

• $15

• $20

Open Ended

Solve : 0.5p - 3.45 = -1.2

Open Ended

Solve : $$\frac{n}{10}\ +\ 7\ =\ 10$$

​A family of 7 bought tickets to the circus. Each family member also bought a souvenir that cost $6. The total amount they spent was $147. How much did one ticket cost?

Open Ended

Solve: $$-2\left(x+5\right)=4$$

Open Ended

Solve: $$\frac{1}{8}\ \left(p\ +\ 24\right)\ =9$$

Multiple Choice

A family bought 4 airline tickets online. The family buys travel insurance that costs $19 per ticket. The total cost is $752. How much is one ticket?

• $169

• $192.75

• $183.25

• $180

Poll

How do you feel about solving equations?

• I remember it!

• Still need some practice ...

• I am confused ...

• I need help!