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3 years ago

12

Quick math question, please help^^

1 answer:

Contact [7]3 years ago

4 0

Answer:

x= 81

Step-by-step explanation:

see attached the solution

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Show by substitution whether the number r is a solution of the corresponding quadratic equation.

Stels [109]

Answer:

It's choice B.

Step-by-step explanation:

When r= -11,

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= 121 - 88 - 33

= 0

- so x = -11 gives a zero value and is a solution to the equation.

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2 years ago

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Answer:

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Step-by-step explanation:

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2 years ago

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bagirrra123 [75]

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3 years ago

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3 years ago

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sashaice [31]

Answer:

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Step-by-step explanation:

188/4=29.5

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2 years ago