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Mathematics

Answered

3x²-.75=90

I need help finding the value of x
(90 points)

Answer :

Chloeicho207go Chloeicho207go

Answer:

x=5.5, -5.5

you can use a calculator too

Answer Link

Zaidb27go Zaidb27go

Step by step explanation:

3x^2 - 75 = 90

1. Move the constant to the right

3x^2 = 165

2. Divide by 3

X^2 = 55

Therefore: x= +/- square root 55

X^2 = 115

Answer Link

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