1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Yuri [45]
3 years ago
6

Write a two column proof. Given: 7y=8x-14 ; y=6 Prove: x=7

Mathematics
2 answers:
m_a_m_a [10]3 years ago
8 0
7y = 8x - 14

7y= 7(6) Reason : Given

7y = 42

8x -14 = 42 Reason: Because 8x - 14 equals to 7y


8x = 42 + 14 Reason : Because we flip 14 on to the other side of the equation thus it becomes opposute of what it was.

8x = 56

× = 7

Proven
ryzh [129]3 years ago
6 0

Given - 7y=8x-14 : y=6

Substitution Property - 7(6)=8x-14

Distributive Property - 8x-14=42

Addition Property - 8x=56

Division Property - x=7

You might be interested in
there are ten less trumpet players than saxophone players the number of saxophone players is three times the number of trumpet p
patriot [66]
There are 5 trumpet players
6 0
3 years ago
James defines a line segment as "a portion of a line." His statement is not precise enough because he should specify that
vekshin1

Answer: D. the segment has two endpoints.

Step-by-step explanation:

A line segment refers to a part of a line which is bounded by two distinct end points. The line segment is part of the line which helps in the connection of two points that are considered to be the endpoints.

A line segment is the distance between the two points and which one measure.

They can be used to form a side of a polygon because they have a defined length.

8 0
2 years ago
Please help I’m desperate
JulijaS [17]

Answer:

#2 is 512mm³

#3 is 120m³

Step-by-step explanation:

#2

8³ which # 8×8×8=512mm³

#3 v=bh

v=20×6

v=120m³

4 0
3 years ago
an item initially valued at 100$ goes down in value by 20% the first year then goes up in value 10% the second year and goes dow
Fed [463]
$100 * 0.2 = $20.
$100 - $20 = $80.
$80 * 0.1 = $8.
$80 + $8 = $88.
$88 * 0.2 = $17.60
$88 - $17.60 = $70.40.
Answer: $70.40
8 0
2 years ago
Miguel wrote the predicted and residual values for a data set using the line of best fit y = 1.82x – 4.3. He left out two of the
Dmitry_Shevchenko [17]

Answer:

c

Step-by-step explanation:

i think it was c

5 0
2 years ago
Read 2 more answers
Other questions:
  • There are three squares inside the triangle . Find the area of the third triangle with steps , please
    14·1 answer
  • angle a is supplementary to angle b. angle b is complementary to angle c . from this what can we conclude
    10·1 answer
  • Write an expression for the difference between 10 and x
    6·1 answer
  • Say a population of fish triples every year. The population started with 5 fish. How many years will it
    7·1 answer
  • Of 5
    7·1 answer
  • The image point of A after a translation left 4 units and down 1 unit is the point B(−2,−4). Determine the coordinates of the pr
    5·1 answer
  • Apologize If i keep spamming this question, I just really need help
    10·2 answers
  • Makayla wants to spend no more than $50 to celebrate her birthday with her four friends. Each box of her favorite pizza costs $7
    14·2 answers
  • (-13xy+2y)+(2x-5xy-15y)
    14·2 answers
  • Z-​4/​4+​8= z + 9, z - 3, z - 7, z + 7
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!