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AveGali [126]
2 years ago
11

Determine y when x = 2.5, if y = 144 when x = 8.

Mathematics
1 answer:
Mrac [35]2 years ago
4 0

Answer:

=144*8/2.5

=1152/2.5

=460.8

Step-by-step explanation:

there you go

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What is the equation of the line with a y-intercept of −10 and a slope of 3
Anika [276]

Step-by-step explanation:

we have y intercept -10

and slope 3

we know the equation of line in slope -intercept form

y=mx+b

where m is slope and b is y-intercept

so the final equation would be

y=3x-10

5 0
3 years ago
Para alavancar seus lucros, o dono de uma empresa passou a investir mais no meio digital, começando pelo seu site. Com base em u
ella [17]

Answer:

85.5 reals

Step-by-step explanation:

Aqui, usando a função de análise, queremos saber a quantidade de dinheiro que deve ser investido para fornecer o número de visualizações.

A maneira como podemos resolver isso é através da substituição. Precisamos apenas substituir F (x) na equação e resolver x, o que nos dará a idéia da quantidade de dinheiro a ser investido.

matematicamente

F (x) = 40x + 80

3500 = 40x + 80

40x = 3500-80 40x = 3420 x = 3420/40

x = 85,5 reais

8 0
3 years ago
I need the answer for this. question. 1 7/9 ÷ 2/9
Oduvanchick [21]
1 7/9 divided by 2/9 is 8 hunny hope it helps ^_^ 
4 0
3 years ago
Read 2 more answers
What value of n makes the equation true?​
Anastasy [175]

Answer:

6

Step-by-step explanation:

(4^{3} /4)^{3} = 4^{n} \\(4^{2})^{3} = 4^{n} \\4^{6} = 4^{n} \\n=6

5 0
2 years ago
Multiply (9 − 4i)(2 + 5i).
lara [203]

Answer:

38 + 37i

Step-by-step explanation:

(9 − 4i)(2 + 5i)

FOIL

first: 9*2 = 18

Outer: 9*5i = 45i

inner: -4i * 2 = -8i

last : -4i * 5i = -20i^2 = -20(-1) = 20

Combine together

18+45i-8i +20

38 + 37i

5 0
3 years ago
Read 2 more answers
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