exam Maths Puzzle Numerical Ability

Can you solve this system of equations by using multiplication with the addition method?

x/2+y/5=13/10
2x-3y=-10

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exam Other Question

can you please help me with this word problem: chan is 4 times older than his cousin. in 8 years he will only be two time older. how old are they both now? Write an equation in slop-intercept form for the line with the given condition that contains the point (6,-2): Parallel to the line 2x+y=5