2 years ago

ANSWER SHEET

Mathematics

1 answer:

faust18 [17]2 years ago

5 0

Answer:

Step-by-step explanation:

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Consider the system of equations.

vredina [299]

1. c (multiply by 3 to get 9x - 3y = 15)
2. c (add the new top expression with the bottom one to get 11x = 0) substitute 0 into either equation to get -5)

hope this helps!

8 0

2 years ago

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Ten people put 63 boxes on a red truck and 38 boxes on a blue track About how many boxes did they load in all

jekas [21]

Answer:

63+38=101

Step-by-step explanation:

7 0

2 years ago

A pack of 6 batteries of the same type cost ?2.79 . By calculating the price per battery,determine if this is better value.You m

MissTica

Answer:

The full question is attached in the picture below.

The better price for the battery is given with the 6 pack.

(£ 0.47 per battery)

Step-by-step explanation:

If 8 batteries cost £ 3.99

This means that one battery is equal to

£3.99/8 = £ 0.49875 ≈ £ 0.50 per battery

The pack of 6 batteries costs £ 2.79

This means that one battery is equal to

£2.79/6 = £ 0.465 ≈ £ 0.47 per battery

Then, we can conclude than the 6 pack gives us a better price per battery

7 0

3 years ago

I just need to know how to do these questions in the picture above^?

Sav [38]

In the second one I'm pretty sure you just measure the length of the points.

5 0

2 years ago

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What is the completely factored form of x4 + 8x2 – 9? (x + 1)(x – 1)(x + 3)(x + 3) (x+1)(x+1)(x+3){x^2+9} (x2 – 1)(x + 3)(x – 3)

Y_Kistochka [10]

Answer:

(x+1)(x-1)(x^2+9)

Step-by-step explanation:

5 0

2 years ago