Question

1. if you multiply a number by 5 and then add 8, the result is 68.

1. john is 4 years older than becky, and johns and beckys combined ages is 58. how old are becky and john?

1. two thirds the sum of 30 and a number is 26.

Explanation:

Question 20: Translate and solve the equation

$$
LATEXBLOCK0
$$

Question 21: Set up and solve the system of equations

$$
LATEXBLOCK1
$$

Question 22: Translate and solve the fractional equation

$$
LATEXBLOCK2
$$

Answer:

Question 20

The number is 12.

Question 21

Becky is 27 years old and John is 31 years old.

Question 22

The number is 9.