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Maths Puzzle
Numerical Ability
Can you help me solve this equation? -3x+5=2x-10
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book Other Question
1.)four shovels of sand are used for every 5 shovels of gravel in making concrete.how much gravel is needed for 64 shovels of sand?
expand the brackets in the following
x(3-y)
(x+1)(x+2)
az(z2+bz)
(x+y)(x-y)