Question

Choose the algebraic expression that best matches this verbal description: "the sum of 3 and 7 times a number x
a 3 - 7x
b 3 + 7x
c 3*7x
d 7x - 3

Answer 1

Answer:

b

Step-by-step explanation:

the sum of 3 and 7 is 3+7. then times x