3 years ago

MAKE SURE TO INCLUDE ALL WORK AND MAKE SURE IT MAKES SENSE

Mathematics

1 answer:

Radda [10]3 years ago

3 0

Identify the parts of the expression:
-7x+5

*Coefficient: -7
*Constant: 5
* # of terms: 2

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Find the value of 3a²-4ab-26² when A= -1 and b-4

nata0808 [166]

Answer:

-657

Step-by-step explanation:

$a= -1\\b= 4\\$

Substituting the value of a and b

$3a^{2}-4ab-26^{2} \\3(-1)^{2} -4(-1)(4)-676\\3-4(-4)-676\\3+16-676\\19-676\\-657$

The value of 3a²-4ab-26² is -657

4 0

4 years ago

Please help! I need to answer this in 10 mins please!!

valentina_108 [34]

Answer:

Step-by-step explanation:

10* 8 = 80

15-10=5

8-6=2

5*2= 10

10/2= 5

80+5=85

4 0

3 years ago

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9 u + 39 = 6 ( u + 2 ) Someone please helpppp!!!!

Over [174]

9u+39=6(u+2)
multiply 6 by u and 2
9u+39=6u+12
9u-6u=12-39
3u=-27
u=-27/3
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hope this helped :)

5 0

1 year ago

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What is the difference between the absolute value of 4 and the absolute value of –3?

evablogger [386]

Answer:

The absolute value of -3 is three the absolute value of 4 is 4.

7 0

3 years ago

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H (x) = 2x - 1, find h (9) _ 3

Tomtit [17]

Answer:

Step-by-step explanation:

2(9)-1

18-1

Hope that helpa

7 0

3 years ago