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3 years ago

How do you find the variable when it’s on both sides of the equation

1 answer:

3 0

If, for example, you had x on one side and x on the other, then subtracting x from both sides "disappears" x. If no other power of x shows up on either side, then your equation either has no solution or is always true.

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Can you find the distance using the graph?

iragen [17]

Answer:

Step-by-step explanation:

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3 years ago

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Help asap show work

katovenus [111]

Answer: see below

Step-by-step explanation:

17) 5n - 3 > -2n + 4 and 9 - 4n ≥ -2n + 1

+2n +2n +2n +2n

7n - 3 > 4 9 - 2n ≥ 1

+3 +3 -9 -9

7n > 7 -2n ≥ -8

÷7 ÷7 ÷ -2 ↓ ÷ -2

n > 1 and n ≤ 4

Graph: o----------------- ·

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18) 9k - 2 ≤ 9 + 10k < 9 - 4k

9k - 2 ≤ 9 + 10k and 9 + 10k < 9 - 4k

-10k -10k +4k +4k

-k - 2 ≤ 9 9 + 14k < 9

+2 +2 -9 -9

-k ≤ 11 14k < 0

÷ -1 ↓ ÷ -1 ÷14 ÷14

k ≥ -11 and k < 0

Graph: · -----------------o

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19) 4 - n ≤ 10 + 5n ≤ 6n + 1

4 - n ≤ 10 + 5n and 10 + 5n ≤ 6n + 1

-5n -5n -6n -6n

4 - 6n ≤ 10 10 - n ≤ 1

-4 -4 -10 -10

-6n ≤ 6 -n ≤ -9

÷ -6 ↓ ÷ -6 ÷ -1 ↓ ÷ -1

n ≥ -1 and n ≥ 9

Graph: · -----------------→

-9

20) 4p - 5 ≤ 2p + 9 ≤ 4p + 7

4p - 5 ≤ 2p + 9 and 2p + 9 ≤ 4p + 7

-2p -2p -4p -4p

2p - 5 ≤ 9 -2p + 9 ≤ 7

+5 +5 -9 -9

2p ≤ 14 -2p ≤ -2

÷ 2 ÷ 2 ÷ -2 ↓ ÷ -2

p ≤ 7 and p ≥ 1

Graph: · ----------------- ·

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3 years ago

What is the absolute value equation that has the solution x= -10 and x= -5

Anna11 [10]

the answer is
-10 times- 5

3 0

3 years ago

When is the equation logaa^k=k true

DiKsa [7]

That is, log x = k if and only if 10 k = x.

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2 years ago

2x^6/20x^7 pls help me i have a test today and i don’t know how to solve it

Vedmedyk [2.9K]

Answer:

$\frac{1}{10x}$

Step-by-step explanation:

$\frac{2x^{6} }{20x^{7} } = \frac{x^{6} }{10x^{7} } \\\\=\frac{1}{10x}$

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3 years ago