Question

7+4(28-5^2-3)

Answer 1

do you know your "Order of Operations" ?

Answer 2

yes. its just that it keeps on giving me a different answer

Answer 3

the first thing to do is "simplify the expression inside the parens"

so you should first do:
28-5^2-3

what should you do first in that expression ?

Answer 4

exponents

Answer 5

you have 5^2 What number is that ?

Answer 6

25

Answer 7

so
28-5^2-3
becomes

28 - 25 -3

now do the operations left to right. First do
(28-25)

Answer 8

yeah. then it will be
7+4(3-3)

Answer 9

yes.

you still have to simplify the stuff inside the parens first.
what is 3 - 3 ?

Answer 10

0

Answer 11

7+4(3-3)
becomes
7+4 * 0

Answer 12

now do multiply before add

Answer 13

omg thank you. now I see in what I made the mistake. :)

Answer 14

you get
7+4*0
becomes
7+0
which is 7

Answer 15

yeah. thanks

Answer 16

yw