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Ksivusya [100]
3 years ago
12

Simplify by combining like terms. -3r - 2r - 6 - 1 - 7r+ 9r

Mathematics
1 answer:
zysi [14]3 years ago
4 0

Answer:−3r−7

Step-by-step explanation:

I got it of the web.

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Answer:

16,-8

Step-by-step explanation:

jk=12

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Johnny has three apples his friend bob adds four more how much does he have.<br> 4+4=
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X²-4=0 can you help me solve for x?​
Nana76 [90]

Answer:

  • x = 2 & - 2

Step-by-step explanation:

We have to find the value of x from the given equation.

  • x²-4=0 is a quadratic equation, so it will have two values.

Step: Write the equation in simplest form.

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Step: Solve the problem by spiltting method.

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Step: Solve the problem with using algebraic formula.

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Step : We have used a²-b² to solve the problem.

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Therefore, the possible values of x are 2 & - 2.

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3 years ago
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It is half of 124 or 62
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