Fatima has 3 packs of batteries. Each pack contains 4 batteries. She gives her brother 8 batteries to put in his toy robot.

Let b represent the number of batteries Fatima has left.

Which equation could be used to find the value of b?

a. 3 + 4 + 8 = b

b. 3+4-8=b

c. 3 * 4 + 8 = b

d. 3*4-8=b

Question

Mathematics

Julio Valenzuela

7 May, 01:14

Fatima has 3 packs of batteries. Each pack contains 4 batteries. She gives her brother 8 batteries to put in his toy robot.

Let b represent the number of batteries Fatima has left.

Which equation could be used to find the value of b?

a. 3 + 4 + 8 = b

b. 3+4-8=b

c. 3 * 4 + 8 = b

d. 3*4-8=b

+4

Answers (1)

Know the Answer?

Karen Mitchell · Answer 1

3*4-8=b (D)

Step-by-step explanation:

you multiply 3 by 4 which is the total number of batteries and then you take away 8 which will leave you with the amount of batteries she has left which is represented by b

Fatima has 3 packs of batteries. Each pack contains 4 batteries. She gives her brother 8 batteries to put in his toy robot.Let b represent the number of batteries Fatima has left.Which equation could be used to find the value of b?a. 3 + 4 + 8 = bb. 3+4-8=bc. 3 * 4 + 8 = bd. 3*4-8=b

Fatima has 3 packs of batteries. Each pack contains 4 batteries. She gives her brother 8 batteries to put in his toy robot.

Let b represent the number of batteries Fatima has left.

Which equation could be used to find the value of b?

a. 3 + 4 + 8 = b

b. 3+4-8=b

c. 3 * 4 + 8 = b

d. 3*4-8=b