A math class is having a discussion on how to determine if the expressions 4 x minus x + 5 and 8 minus 3 x minus 3 are equivalen
t using substitution. The class has suggested four different methods. Which describes the correct method?
2 answers:
Answer: blueface baby
Step-by-step explanation:
Answer:
Both expressions should be evaluated with one value. If the final values of the expressions are the same, then the two expressions must be equivalent.
Step-by-step explanation:
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Solving for 'k'
20k + 5 = 5k + 65
20k = 5k + 65 -5
20k = 5k + 60
20k - 5k = 60
15k = 60
15k/15 = 60/15
k = 4
Answer:
1
Step-by-step explanation:
4(1)-3=?
4-3=1
Answer:
All you have to do is use the formula for coordinates of a midpoint of a line segment. If the segment's ends are
A
=
(
x
A
,
y
A
)
and
B
=
(
x
B
,
y
B
)
, then the midpoint has coordinates:
Step-by-step explanation:
Answer:
So you are going to take the total cost and divide it by the amount
Step-by-step explanation:
23.97/3=7.99
Hope that helps feel free to ask more questions
Brainliest??
In the first step when the student did -2x-3 they didn’t make the sign positive. It should be 4=-2+6, not 4=-2-6
