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3 years ago

HELP Will give brainliest

Mathematics

1 answer:

ad-work [718]3 years ago

4 0

Answer:

i think its 18 hope it helps

Step-by-step explanation:

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If (3a + 3b + 1) (3a + 3b - 1) = 80, then a + b =

seropon [69]

Answer:

a+b = 4 $\sqrt{3}$

Step-by-step explanation:

3(a + b)^2 = 81

(a + b)^2 = 27

a + b = sq rt 27

a + b = $\sqrt{9}$ · $\sqrt{3}$

a + b = 3 $\sqrt{3}$

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3 years ago

Plz help this question out

Elden [556K]

Answer:

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3 years ago

The Eastons traveled 190 miles on a trip to Grandma’s house. At the end of the trip the odometer read 7,602 miles. Write and sol

Black_prince [1.1K]

Answer:

X+190=7602

X=7412

Step-by-step explanation:

The odometer read 7412 miles at the beginning of the trip.

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3 years ago

Explain the differences (exponents)<br><br> -6^4 and (-6)^4

wel

Step-by-step explanation:

$- {6}^{4} = - 1296 \\ \\ (- {6})^{4} = 1296$

The product of $-6^4$ is negative whereas the product of $(-6) ^4 is positive.$

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3 years ago

HELP PLS MARKING BRAINLEIST

vagabundo [1.1K]

Answer:

Step-by-step explanation:

5/5=1

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3 years ago

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