3 years ago

I need help with this maths question

Mathematics

1 answer:

Anettt [7]3 years ago

5 0

42/(-3 * -2)
Multiply the -3 and -2
42/6
Devise
Answer is 7

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kumpel [21]

Answer:

math.way

Step-by-step explanation:

4 0

3 years ago

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What are the solutions of the following system x2+y2=25 , 2x+y=-5

tia_tia [17]

Y=5-2x
x^2 + (5-2x)^2 = 25

x^2 + 25-20x+4x^2 = 25

x^2 +4x^2-20x+25=25
5x^2 -20x=0

x=0 and y=5

6 0

2 years ago

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Somebody explain pls!!!!!

Furkat [3]

Step-by-step explanation:

Using log properties

$log_{7}(rz {}^{12} )$

$log_{7}(r) + log_{7}(z {}^{12} )$

Then

$log_{7}(r) + 12 log_{7}(z)$

Plug in the knowns

$- 7.87 + 12( - 12.59)$

$- 158.95$

5 0

9 months ago

I’m giving brainliest !!!

Soloha48 [4]

Answer:

give it

Step-by-step explanation:

8 0

3 years ago

NEED HELP ASAP!!!!!!!!!!!!

Mice21 [21]

Answer:

p(0) = 800

p(8) = 997

Step-by-step explanation:

p(t) = 800 * (1.028)^t

The current price is when t=0

p(0) = 800 * (1.028)^0

= 800(1)

= 800

The price in 8 years

p(8) = 800 * (1.028)^8

=997.7802522414861936754688

To the nearest dollar

= 998

8 0

3 years ago

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