4 years ago

When do you switch the inequality symbol when solving two- step equations?

Mathematics

1 answer:

motikmotik4 years ago

4 0

When you divide or multiply both sides by a negative number

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Select the expression that represents the additive inverse of 4/5

zaharov [31]

Answer:

C. -4/5

Step-by-step explanation:

we know that

The additive inverse is what you add to a number to get zero. The negative of a number.

Example:

The additive inverse of −a is +a, because −a + a = 0

In this problem we have

4/5

therefore

The additive inverse is -4/5

because

4/5+(-4/5)=0

8 0

3 years ago

Work out the surface area of this sphere?

Aleks [24]

Answer:

84.9

Step-by-step explanation:

R²=2.6x2.6

=6.76

6.76xπ=21.2264

21.2264x4=84.9056

Rounded to 84.9

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3 years ago

The GCF of 18 and 30 is ____.

hammer [34]

The GCF of 18 and 30 is 6

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4 years ago

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Mercury

cestrela7 [59]

It’s the sizes I’m pretty sure

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1 year ago

-7(2x-5)=-91 And I also need to do the check

ASHA 777 [7]

Answer: $the$ $answer$ $is$ $x=9$

Step-by-step explanation:

Divide both sides by the numeric factor on the left side, then solve.

$-7(2x-5)=-91$

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3 years ago

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