equATION AND EXPRESSIONS 2

What is n in 6n = 18?

• A. 1

• B. 2

• C. 3

• D. 4

Which of the following is an example of an algebraic expression?

• a. x + y = 7

• b. 5x -y

• c. 2x + 3y = 5 

• d. 30 = 3y  

What is the answer to the algebraic equation 2x - 23 = ____, if x = 12?

• a. 0

• b. 1

• c. 10

• d. 23

The difference of 10 and twice the unit can be written as ___.

• a. 10 - 2x

• b. 2x - 10

• c. 10x + 2x

• d. 10 + 2x

What is the value of x in the equation 7x - 70 = 0?

• a. 0

• b. 21

• c. 1

• d. 10

The product of a number and 7 diminished by 9 is 26. What is the number?

• a. 6

• b. 8

• c. 5

• d. 7

The SRP of pork per kg is ₱200 more than the SRP for chicken per kg.If the price of both commodities is ₱550.00. How much does pork and chicken cost? Question:What is the correct algebraic equation translation for the problem?

• a.(200+y)+y=550

• b. 200+550 = y

• c. 200+y=550

• d. 2(200 +y)= 550

The SRP of pork per kg is ₱200 more than the SRP for chicken per kg. If the price of both commodities is ₱550.00. How much does pork and chicken cost? Question:What is the SRP of chicken per kg?

• a. ₱150.00

• b. ₱ 175. 00

• c. ₱200.00

• d. ₱250.00

Rita’s mother is 4 times as old as Rita. If Rita’s mother is 40 years old, how old is Rita? Question:Which algebraic equation will solve the problem?

• a. 4+40 =n

• b. n + 4 = 40

• c. 4 = n + 40

• d. 4n = 40

Rita’s mother is 4 times as old as Rita. If Rita’s mother is 40 years old, how old is Rita?

• a. 6

• b. 8

• c. 10

• d. 12