I need help with 7 and 9. It is almost due!!

1 answer:

6 0

The answer to question seven and question nine is

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Zarrin [17]

Step 1: x²-15=2x
step 2: x²-2x-15=0
step 3: (x-5)(x+3)=0
step 4: x-5=0 or x+3=0
step 5: x=5 of x=-3

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3 years ago

My name is Ann [436]

Answer:

Step-by-step explanation:

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Viefleur [7K]

294.000 is your answer

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s344n2d4d5 [400]

The zeroes of the equation are 5, -1

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3 years ago

Rasek [7]

Answer:

Step-by-step explanation:

2x+5+x-5=180

add the common things

3x=180

divide stuff

x=60

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3 years ago