Question

Write a justification for each step. (picture is in answers)
HJ = HI + IJ ___________________
7x − 3 = (2x + 6) + (3x − 3) ___________________
7x − 3 = 5x + 3 ___________________
7x = 5x + 6 ___________________
2x = 6 ___________________
x = 3 _____________________

Answer 1

were you able to get anywhere?

Answer 2

At the second step, use 'Order of Operations' and apply the right operations on the right side of the =

Answer 3

You don't use the Order of Operations. It is already solved for you. You just have to name what they did.

Answer 4

why is HJ = HI + IJ true

Answer 5

what.?

Answer 6

what is the first justification?

Answer 7

uhhh, idk. thats why im asking what they are..

Answer 8

we can't give out answers, you have to try and give some effort

Answer 9

think of having two segments

then combine them to form a bigger segment

what rule did I just use?

Answer 10

addition.??

Answer 11

what kind of addition

Answer 12

line addition? segment addition?

Answer 13

uhhhh. I have no clue.

Answer 14

we have 2 segments, so it's segment addition

ie we're using the segment addition postulate

Answer 15

so "segment addition postulate" is the first justification

Answer 16

well since we can't give the answers i had to point you in some kind of direction.

Answer 17

the second justification is having you replace something with its equivalent counterpart

what is this called mathematically?

Answer 18

for instance, if i know that x = 3 and I have the expression x+5

I go from

x+5

to

3+5

I replaced x with 3 (since x = 3). What rule did I just use?

Answer 19

Im soo confused...

Answer 20

Think of another term for when a sports player gets replaced

Answer 21

i need some answers checked

Answer 22

i need some answers checked

Answer 23

@nuts

Answer 24

An unopened cereal box contains 15/28 cubic foot of cereal. If the box is full, a

Answer 25

i need some answers checked 2: Electric boogaloo

Answer 26

A hot air balloon is flying above Groveburg. To the left side of the balloon, the balloonist measure the angle of depression to the Groveburg soccer fields

Answer 27

i need some answers checked

Answer 28

What is the difference of the given values to the correct level of precision?

8.501 cm
u20130.27 cm

8 cm
8.2 cm
8.23 cm
8.231 cm

Answer 29

Math quest(For fun)

Answer 30

Antony
Over thy wounds now do I prophesy,--
Which, like dumb mouths, do ope their ruby lips,
To beg the voice and utterance of my tongue--

What simile d

Answer 31

u201cPeople said that Gypsies spent their lives tricking others. It was also said that they had a pact with the devil, and that they kidnapped children and,

Answer 32

Which sentences use semicolons correctly?
April loved hiking; she also excelled at gymnastics.

Answer 33

blah blah blah

Answer 34

Getting rid of denominators inside a log function:

Answer 35

i need some help

Answer 36

Think about the novel or short story you read for Module Five. What is the theme?
Cite quotations and page numbers from your novel or short story to suppor

Answer 37

MCAT Tutorial: Alcohols & Phenols

Answer 38

Refer to the dog weights box-and-whisker plot in answering the question.

In which quarter are the data least concentrated?

https://static.

Answer 39

The cooling curve below represents the cooling of a sample of gas. According to t

Answer 40

i need some answers checked