3 years ago

1. What is the solution of n^2-49=0?

1 answer:

7 0

Answer:

it would be d for #1 because it has no solution for the question

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elena-s [515]

so twice as much is 2 times x and she did 10 more than that quantity.

10 + 2x

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4 years ago

lozanna [386]

$\left \{ {-3x-2y = -6} \atop {-3x+2y=18} \right. \left \{ {-6x=12} \atop {-3x+2y=18} \right. \left \{ {x=-2} \atop {y=6} \right.$

The answer: ( x ; y ) = ( -2 ; 6 )

Ok done. Thank to me :>

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3 years ago

nexus9112 [7]

Answer: integers are: -5, 1, 5, 8, 97, and 3,043

Step-by-step explanation: any number such as negatives and positive, as long as its a whole number.

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2 years ago

kherson [118]

Answer:

Perimeter is 9x² + 15x + 36

Step-by-step explanation:

${ \tt{perimeter = s \times s \times s}} \\ { \tt{p = 3s}}$

${ \tt{p = 3(3 {x}^{2} + 5x + 12) }} \\ { \boxed{ \tt{ \blue{p = 9 {x}^{2} + 15x + 36 \: }}}}$

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2 years ago

IRINA_888 [86]

Answer:

185 boxes

Step-by-step explanation:

simple multiplication/divisoin

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3 years ago