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Maths Puzzle
Numerical Ability
seven times a number is the same as 12 more than 3 times the number. Find the number. we have to write an equation plus solve it.
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book Other Question
what is the direct variation if y=5 when x=10 find y when x=1
Write a system of two equations in two unknowns for each problem. Solve each system by substitution.
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