exam
Maths Puzzle
Numerical Ability
How do I simplify 3n-4 divided by 4-3n and how do I simplify 6y cubed + 12y over 9y cubed + 18y squared
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exam Other Question
Solve the system by substitution.
x + y = 12
y = 2x
Solve the system by addition.
5x - 3y = 13
4x - 3y = 11
Two planes leave Chicago one traveling due east and the other due west. The first travels 100 miles per hour faster than the second. How long will it be until they are 2000 miles a