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3 years ago

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Six years ago, Robert’s age was __________. A = Robert’s present age Which expression models this situation? A) 6A B) A + 6 C) A

– 6 D) A –(-6)

1 answer:

atroni [7]3 years ago

5 0

Answer :
C because if you want his age six years ago, you need to take his present age (A) and subtract 6

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2. True False 6(10 + 5) - 6.10 + 6.5<br><img src="https://tex.z-dn.net/?f=10%20%2B%205%20-%206.10%20%2B%206.5%20%5Ctimes%206" id

Ostrovityanka [42]

Answer:

<h2>47.9</h2>

Step-by-step explanation:

$10 + 5 - 6.10 + 6.5 \times 6 \\$

Follow PEDMAS

$10 + 5 - 6.10 + 39$

$15 - 6.10 + 39 \\ 15 + 39 - 6.10 \\ 54 - 6.10 \\ = 47.9$

8 0

3 years ago

Read 2 more answers

Multiply.<br> Your answer should be a monomial in standard form.<br> (-9n^3)(n^3)

ratelena [41]

Answer:

-9n^6

Step-by-step explanation:

(−9n^3)(n^3)

=(−9) * n^3 * n^3

=−9 * n^6

=−9n^6

5 0

3 years ago

Mrs. Cervantes wants to paint her windmill. It has six sides, each of which is 3.5 feet wide by 11 feet tall. How many square fe

wolverine [178]

Answer:

231 ft²

Step-by-step explanation:

Given that :

Dimension of each side = 3.5 feets by 11 feets

Area of each side :

Length * width = (3.5 * 11) feets = 38.5 ft²

Number of sides = 6

Hence, number of square feets to paint :

Number of sides * area of each side :

6 * 38.5 ft²

= 231 ft²

7 0

2 years ago

What is the value of x?

lesya692 [45]

Answer:

im thinking 36 but it might be more

Step-by-step explanation:

5 0

3 years ago

Read 2 more answers

Sebastian measures a line to be 9.2 inches long. if the actual length of the line is 19.5 inches, then what was the percent erro

seraphim [82]

Answer:

47%

Step-by-step explanation:

9.2/19.5=0.47179

the number in the tenth place is 7 and It can´t be changed because 1 isn´t 5 or it also isn´t greater than 5.

4 0

3 years ago