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zmey [24]
3 years ago
6

Which equation is part of solving the system by substitution?

Mathematics
2 answers:
gayaneshka [121]3 years ago
5 0

Answer:

4(11-y)²-3y²=8

Step-by-step explanation:

x+y=11

x=11-y

melomori [17]3 years ago
3 0

Answer:

a

Step-by-step explanation:

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Write each proof as a two column proof​
Karo-lina-s [1.5K]

Answer:

Step-by-step explanation:

What can be used as a statement in a two column proof?

A two-column proof consists of a list of statements, and the reasons why those statements are true. The statements are in the left column and the reasons are in the right column. The statements consists of steps toward solving the problem.

8 0
3 years ago
Find the pattern and use it to list the next two terms in the sequence.
lidiya [134]

Answer:

Step-by-step explanation:

a₁ = -3 = (-1)¹×3

a₂ = 6 = (-1)²×2×3

a₃ = -28 = (-1)³×2²×7

a₄ = 72 = (-1)⁴×2³×3²

a₅ = -360 = (-1)⁵×2³×3²×5

a₆ = 2160 = (-1)⁶×2⁴×3³×5

That's as far as I got. I can predict that a₇ is a multiple of -32 and a₈ is a multiple of 64, but I don't see the pattern with the other factors.

8 0
3 years ago
Can everyone help me with this please
Harrizon [31]
For a chad drives 56 miles per hour. you got this by dividing 168 by 3.
for b it takes chad 12 hours and you got this by dividing 672 by 56.
for c, chads car gets 28 miles per gallon you got this by dividing 308 by 11
for d, chads car uses uses 24 gallons to travel 672 miles an you got this by dividing 672 by 28. hope this is right.:)

7 0
3 years ago
Mateo He’s going to solve the equation below. Which of the following represents the equation after combining the terms? -8x +23-
miv72 [106K]

Answer:

-21.5

Step-by-step explanation:

-8x+23-22+9=182

-8x+1+9=182

-8x+10=182

     -10   -10

-8x=172

x=172÷-8

x=-21.5

<u>-21.5 IS THE ANSWER</u>

7 0
4 years ago
What is eight times fifty lone
Zina [86]
Eight times fifty one is 408
3 0
3 years ago
Read 2 more answers
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