2x^2-8=0 what is the line of symmetry for this problem

2x^2-8=0 what is the line of symmetry for this problem

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Find four concecutive integers such that the opposite of the sum of the first two is 4 greater than the product of the fourth and -4

Of the 1200 displays at the flower show, 300 has at least 1 rose. What fraction of the displays did not contain any roses?

Mark thought of three consecutive odd integers. He added the first to twice the third and multiplied this sum by -3. The result was 3 less than the product of 8 and the opposite of the second. What...

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I need help with this problem and i need to understand what its trying to say to me.

Weir and Max put $75 in quarters and dimes in the box. There were 400 more dimes than quarters. How many coins of each type were there?

z^2-3z+2 z^2+6z+8 . z^2+3z-4...

13-7/5

Which of the following equations has both 2 and −4 as solutions? a. x2 + 6x + 8 = 0 b. x2 - 2x - 8 = 0 c. x2 + 2x - 8 = 0 d. x2 - 2x + 8 = 0

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Technical improvement of a factory enabled it to produce 165 parts more in February than in January. In the two-month period, the factory produced 1315 parts altogether. How many parts were produced...

He saw 3 evenings shows and 2 matinee

y = 2x + 1 Y = -4x + 7

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I have to write an equation for this problem and solve fir the given information.

The graph below shows a company's prodit f(x), in dollars, depending on the price of pens x, in dollars, being sold by the company: The graph is a parabola shaped like a frown...