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Maths Puzzle
Numerical Ability
I need your help on adding and subtracting fractions with unlike denominators: 3a + 2b /3b - a + 2b /6a=
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Please help me solve this equation:
19 -(2x +3) = 2(x + 3) +x
My attempt:
19 - (2x + 3) = 2(x + 3) +x
19 - 2x + 3 = 2x + 3 +x
19 - 2x + 3 = 3x + 3
19 - 2x + 3 - 3x = + 3
19 +3 -3 = +3 -3
19 = x
Simplify the radical . Assume that all variables represent positive numbers.
square root 8xy^2
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square root 5xy
Explain in detail please?
Thank you