exam Maths Puzzle Numerical Ability

when 4 times the larger of two numbers is added to 3 times the smaller, the result is 68. seven times the larger less 5 times is 37. find the number

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exam Other Question

How do you work this problem: The square route of x+10 plus the square route of x-6 equals 8. How do you solve for x: a(x-3)+8 = b(x-1)