exam
Maths Puzzle
Numerical Ability
a sweater cost $12 more than a shirt. Together they cost $46. What was the price of the shirt?
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exam Other Question
solve the equation.
1/x+1 + 1/x-1 =2/x^2-1
solve for x:
log base 4(x^2+3x)=1+log base 4(x=5)