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Harlamova29_29 [7]

2 years ago

15

Solve for all values of x by factoring.' x2 + 10x + 21 = 0

2 answers:

Deffense [45]2 years ago

6 0

Answer:

x=-7,-3

Step-by-step explanation:

x2+10x+21

(x+7)(x+3)

x=-7,-3

nadezda [96]2 years ago

4 0

Answer:

Step-by-step explanation:

2x+10x=12x

12x=-21

x=-1.75

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Step-by-step explanation:

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Step-by-step explanation:

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A group of 40 children attended a baseball game on a field trip. Each child received either a hot dog or bag of popcorn. Hot dog

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Answer:

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Step-by-step explanation:

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2 years ago

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3 0

2 years ago

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What does X equal? 14x+24=18x-32

exis [7]

Answer:

x =14

Step-by-step explanation:

14x+24=18x-32

Subtract 14x from each side

14x-14x+24=18x-14x-32

24 = 4x -32

Add 32 from each side

24+32=4x-32+32

56 = 4x

Divide each side by 4

56/4 = 4x/4

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3 0

2 years ago

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