exam Maths Puzzle Numerical Ability

PLEASE help me solve this equation: I need to find the standard form of this parabola.

2x^2 + y = 6 - 4x

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This is also put in simplest form. HELP
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The Consumer Price Index (CPI), which measures the cost of a typical package of consumer goods, stood at 130.7 in 1990 and 190.7 in early 2005. Let x=0 correspond to 1990, and est