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4 years ago

13

Expand the expression (r-4)(8)

1 answer:

Gnom [1K]4 years ago

7 0

R - 4 x 8 is the expanded expression

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Trava [24]

Answer:

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Step-by-step explanation:

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3 years ago

If y>0, which of these values of x is NOT in the domain of this equation? y=x2+7x

alisha [4.7K]

Answer:

$\boxed{\sf \ \ \ [-7,0] \ \ \ }$

Step-by-step explanation:

Hello

$y=x^2+7x=x(x+7) >0\\ x>0 \ and \ x+7 >0 \ \ or \ \ x$

So values of x which is not in this domain is

$-7\leq x\leq 0$

which is [-7,0]

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4 years ago

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Tamiku [17]

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Step-by-step explanation:

4(x+3)+2x=6(x+2)

BIDMAS

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Shtirlitz [24]

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143670

Step-by-step explanation:

200000

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143670

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