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kvasek [131]
3 years ago
9

Given f(x) = -3x + 5, solve for x when f(x) = -4​

Mathematics
2 answers:
Ainat [17]3 years ago
7 0

Answer:

<em>3</em>

Step-by-step explanation:

<em>Given </em><em> </em>

<em>f(</em><em>x</em><em>)</em><em> </em><em>=</em><em> </em><em>-</em><em> </em><em>3x </em><em>+</em><em> </em><em>5</em><em> </em>

<em>f(</em><em>x</em><em>)</em><em> </em><em>=</em><em> </em><em>-</em><em> </em><em>4</em><em> </em>

<em>-</em><em>3</em><em>x</em><em> </em><em>+</em><em> </em><em>5</em><em> </em><em>=</em><em> </em><em>-</em><em> </em><em>4</em><em> </em>

<em>-</em><em> </em><em>3x </em><em>=</em><em> </em><em>-</em><em> </em><em>4</em><em> </em><em>-</em><em> </em><em>5</em><em> </em>

<em>-</em><em> </em><em>3x </em><em>=</em><em> </em><em>-</em><em> </em><em>9</em><em> </em>

<em>x </em><em>=</em><em> </em><em>3</em><em> </em>

<em>Hope </em><em>it </em><em>will </em><em>help </em><em>:</em><em>)</em>

Nonamiya [84]3 years ago
4 0

Answer:

x=3

Step-by-step explanation:

i believe it's like this, i am not sure

Y= -3x +5

-4= -3x+5

subtract 5 on both sides

-9= -3x

divide -3 on both sides

x=3

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Jane is standing at the base of a 6300ft tall mountain. If she climbs 15% of the remaining height each day, how many feet will s
Andrews [41]

Answer:

Total ft climbed= 3,011.36

Step-by-step explanation:

<u>Giving the following information:</u>

Total ft= 6,300

Climbing rate= 15% of the remaining height per day

<u>Total ft climbed per day:</u>

Day 1= 6,300*0.15= 945

Day 2= (6,300 - 945)*0.15= 803.25

Day 3= (5,355 - 803.25)*0.15= 682.76

Day 4= (4,551.75 - 682.76)*0.15= 580.35

Total ft climbed= 3,011.36

4 0
3 years ago
Libanea bought tomatoes that cost $0.84 per pound. She paid $3.36 for the tomatoes. How many pounds of tomatoes did she buy?
muminat

Answer: 4 tomatoes

Step-by-step explanation:

Divide 3.36 by 0.84 = 4

8 0
3 years ago
Read 2 more answers
$85 jeans, 7% tax what is the total cost<br>please a show work​
fgiga [73]

Answer:

<em>See below.</em>

Step-by-step explanation:

Divide to turn the percentage into a decimal.

\frac{7}{100} =0.07

Multiply to find the total amount of tax.

85*0.07=5.95

Add it to the total.

85+5.95=90.95

<em>Answer: </em>90.95<em />

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8 0
3 years ago
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If a circle has a circumference of 38cm what is it’s radius to 0.1cm?
ira [324]

Answer:6.05cm

Step-by-step explanation:

Circumference=2×π×r

38=2×22/7×r

38×7=2×22×r

266=44r

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8 0
2 years ago
Simplify
Alika [10]

Simplify  6 – 4x – 2 + x

Combine like terms:

6 - 2 = 4

-4x + x = -3x

-3x + 4, or (A) is your answer

----------------------------------------------------------------------------------------------------------------

Simplify 5 – 2x – 3 + x

Combine like terms:

5 - 3 = 2

-2x + x = -x

-x + 2, or (B) is your answer

----------------------------------------------------------------------------------------------------------------

hope this helps

4 0
3 years ago
Read 2 more answers
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