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Alexxx [7]
3 years ago
13

Solve the system by substitution. 5x+y=−17 −3x−3y=3

Mathematics
1 answer:
Marianna [84]3 years ago
6 0
The answer for x is -4 and y is 3

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David has 36 apple and pear trees in his gardens. If he plant 4 more apple trees, he will have the same amount of apple and pear
amm1812

Answer:

16 apples, 20 pears

Step-by-step explanation:

36+4=40

So 40/2= 20 or an even amount of both apples and pears

20-4= 16 ~Original amount of apples

36-16=20 ~Amount of pears

6 0
3 years ago
Can someone help me round these two numbers? I completely forgot how ‍
tigry1 [53]

Answer:

Step-by-step explanation:

If you are rounding to nearest tenth

2.6  1.9

Nearest hundredth

2.6   1.87

If the number to the right of the one you want to round is 5 or above, you go up a number. If it's below, you go down 1.

Hope this helps.

5 0
2 years ago
A basketball has a surface area of 1810 cm. find its volume<br>​
julia-pushkina [17]

Answer:

V≈7240.89

Step-by-step explanation:

Use the formula V=A^(3/2) / 6\sqrt[n]{pi}

8 0
3 years ago
Evaluate (-4^2) - (3 *4) + 9
Elanso [62]

-19

-4 * -4 - 12 + 9

-16-12 +9

-28 + 9

5 0
2 years ago
porque una roca pequeña se hunde en el agua mientras los barcos no se hunden apesar de ser tan pesados​
Nataliya [291]

Answer:

Step-by-step explanation: una roca se unde porque aunq tiene una forma solida igualmente que un barco, la roca no tiene aire dentro de ella, a diferencia del barco que es hueco por dentro, contiene aire causando que flote y no pueda hundirse

8 0
2 years ago
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