book Maths Puzzle Numerical Ability

ax-2y=4=0 we know that f(-2)=-8 what is the value of a?

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book Other Question

how long would it take to travel 150 miles at 90 miles per hour The total length of a fence along the front and one side of a rectangular city lot is 300 feet. If the front fence is twice as long as the side fence, how many feet long is the side fence?