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Maths Puzzle
Numerical Ability
how do i solve a multiuple radical equaion
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Computer City sells batteries ($3) and small boxes of pens ($5). In August, total sales were $960. customers bought 5 times as many batteries as boxes of pens. How many of each
using the Gauss-jordan elimination method. i have to solve the following linear system. i have to show my work. the problem is as follows
7x +5y - 3z = 16
3x - 5y =2z = -8
5x +