3 years ago

In the game Kazoo, teams lose one point each time they skip a turn. They earn one point each time their team guesses correctly.

Mathematics

1 answer:

lbvjy [14]3 years ago

5 0

Answer:

-8 + 6 = - 2

So the answer is - 2

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Solve the system of equations 2x-y=132x−y=13 and 6x+5y=-336x+5y=−33 by combining the equations.

andreyandreev [35.5K]

Answer: (2;-9).

Step-by-step explanation:

$\left \{ {{2x-y=13\ |*(-3)} \atop {6x+5y=-33}} \right. \ \ \ \ \left \{ {{-6x+3y=-39} \atop {6x+5y=-33}} \right. .\\Summing\ up\ these\ equations:\\8y=-72\ |:8\\y=-9.\\2x-(-9)=13\\2x+9=13\\2x=4\ |:2\\x=2.$

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2 years ago

F(x) = x2 + 4x − 6

german

Since

$x^2+4x+4=(x+2)^2$

Is a perfect square, we can think of the "-6" at the end as a "+4-10" and we have

$x^2+4x-6 = x^2+4x+4-10 = (x+2)^2-10$

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3 years ago

Can someone help me with this <br> 1+2x<9

riadik2000 [5.3K]

Answer:

x < 4

Step-by-step explanation:

We have that: 1 + 2x < 9. Let's solve this as if the < sign was an = sign:

1 + 2x < 9

Isolate the variable:

2x < 9 - 1

2x < 8

Divide by 2:

x < 8/2

x < 4

The answer is x < 4.

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3 years ago

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(4x^3y)(-2x^4y^-1)^2(6x^8y^5)^0 PLSSSSSSSSSSSSSSSSS HELP ME !!!!!!!!!

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Answer:

answer is in explanation

Step-by-step explanation:

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3 years ago

What is the standard form of this complex number? (24-10i)-(43+18i)

Yuki888 [10]

Answer:

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Step-by-step explanation:

Simplify and write the answer in standard form, a+bi.

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3 years ago