4 years ago

I only need to know the answers to numbers 9 and 10

1 answer:

8 0

9. 8x^4 and -3x^4 are both multiplied by x and to the fourth power, so you could combine them and get 5x^4.
10. 3x and 4x are both multiplied by x. you can combine them, and it will leave you with 7x+5.
Hope this helped!

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Juan is 1 1/4 feet shorter than maria. if maria is 1/3 foot taller than luis. if luis is 62 inches tall, how tall are maria and

Ghella [55]

J = m - 1 1/4 (ft).......j = m - 15 inches...because 1 1/4 ft = 15 inches
m = L + 1/3 (ft).......m = L + 4 inches....because 1/3 ft = 4 inches
L = 62 inches

m = L + 4
m = 62 + 4
m = 66 inches or 5.5 ft <==Maria

j = m - 15
j = 66 - 15
j = 51 inches or 4.25 ft <== Juan

7 0

3 years ago

-4.35

Advocard [28]

Answer:

The answer is -4.35

Step-by-step explanation:

3/8 = 0.375

x = 0.4

Now,

3/8x - 4.5

0.375 × 0.4 - 4.5

0.15 - 4.5 = -4.35

Thus, The answer is -4.35

<u>-TheUnknownScientist</u><u> 72</u>

7 0

3 years ago

Thirty decreased by three times a number is six less than

Lerok [7]

Answer:

Step-by-step explanation:

let the number be a

30-3a= -6

collect the like terms

30+6=3a

3a=36

a=12

The number is 12

8 0

3 years ago

5) Ang Electronics, Inc., has developed a new HD DVD. If the HD DVD is successful, the present value of the payoff (at the time

Radda [10]

Answer:

Step-by-step explanation:

Dvbdssstggbvhhhhgtfggggg

7 0

3 years ago

HELLLLLLLLPPPPPPP MEEEEE!!!!

Sergio [31]

Ali's solution is incorrect
same as 9y + 1y
10y

6 0

4 years ago