exam
Maths Puzzle
Numerical Ability
evaluate x=-3 and y=-4 2xsquare - ysquare + 2xy
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exam Other Question
Please help me with this problem
SOlve by substitution:
b = -2c + 4
2c + b = 4
adding fractions. write each result in simplest form.
(2/15)+ (9/20)=