Question

simplify -3(b-7)

Answer 1

distribute bracket by -3

Answer 2

i got -10

Answer 3

as the answer

Answer 4

you have variable you cannot combine

Answer 5

oh dear your answer should have a \(d\) in it
where did the \(d\) go?

Answer 6

multiply -3 by b and then -3 times -7

Answer 7

b+-10

Answer 8

\[-3(b-7)=-3\times b+(-3)\times (-7)\] is the first step

Answer 9

let me know what you get

Answer 10

-3b and 21

Answer 11

yes right :) )

Answer 12

so it would be 18b

Answer 13

@Nnesha

Answer 14

nope you cannot combine them because -3 have variable and 21 doesn't so your final answer is -3b+21

Answer 15

oooo got it

Answer 16

yep :)