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N76 [4]
3 years ago
12

Solve each equation. Be sure to check your solution. 0.3a = 51

Mathematics
2 answers:
Aleksandr-060686 [28]3 years ago
6 0

Answer:

a = 170

Step-by-step explanation:

0.3a = 51

a = 51 : 0.3

a = 51 : 3/10

a = 51 x 10/3

a = 510/3

a = 170

0.3x170 =

= 3/10x170

= 510/10

= 51

tatuchka [14]3 years ago
6 0

Answer:

a= 170

Step-by-step explanation:

0.3a = 51 \:

a =  \frac{51}{0.3}  = 170 \:

To verify:

LHS = 0.3 a = 0.3× 170= 51 = RHS

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Answer:

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Step-by-step explanation:

The volume of a pyramid of base area A and height h is

V = (1/3)(A)(h).

Here,

V = (1/3)(6 in)²(12 in) = 144 in³

4 0
3 years ago
3. What is the equation of the line that
Setler79 [48]
Hello

so when finding a parallel line both lines need to have the same slope, the slope of the line from the given equation is -2.

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hope this helps!
have a nice day :)
7 0
3 years ago
What is 18+5-y.this is first question
UkoKoshka [18]

<u><em>Answer:</em></u>

y = 23

<u><em>Step-by-step explanation:</em></u>

Add the numbers:

18 + 5 - y

= 23 - y

Rearrange terms:

y = 23

8 0
3 years ago
Did I finally do this correctly?
ArbitrLikvidat [17]

Answer: Yea, Good job :)

Step-by-step explanation:

8 0
3 years ago
2x-y-3z=7, 3x+y+=10, 5x+y+2z=15
ivann1987 [24]

Answer:

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Step-by-step explanation:

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3 years ago
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