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show workings please Solve Algebraically ( write soln in interval form) 2x3- 5x2 7 7x Solve Algebraically? The gas mileage, g( in mpy) for a

show workings please

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Solve Algebraically ( write soln in interval form) 2x3- 5x2 7 7x Solve Algebraically? The gas mileage, g( in mpy) for a car driven at Umph ( aslong as vis between 109 75 mph) is given by g= 10+.95-. arz. For what speed range (v) is the gas mileage more than 30 mpy? [Hint: multiply by 100 to clear decimals )

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