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yuradex [85]
3 years ago
8

4. Evaluate the expression for the given value of each variable.

Mathematics
1 answer:
Novosadov [1.4K]3 years ago
5 0

Answer:

-18

Step-by-step explanation:

5a2-7-b3

5*a*2-7-b*3

5\cdot \left(-2\right)\cdot \left(2\right)-7-\left(-3\right)\cdot 3

Therefore, -18 is your answer.

Hope this helped! :)

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480

This is this awnser because its 120 a second, for 4 seconds so 4 times 120 = 480.


4 0
3 years ago
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sergij07 [2.7K]

Answer:

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Step-by-step explanation:

Because there is a 3 outside the symbol.

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Hope this helps :)

7 0
3 years ago
Do you know what the answer is to this question
RUDIKE [14]
Use subsiution]
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subsitute -3x+5 for y in second equation
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now subsitute 1 for x
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4 0
3 years ago
X +2y= 5
Irina18 [472]

Answer:

6

Step-by-step explanation:

subtract 3 from each side

3 0
3 years ago
the area of the vegetable garden is 0.4 of the area of the community garden. What is the area of the vegetable garden?
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Answer:

11:6

Step-by-step explanation:

I did the test brainly me

8 0
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