exam Maths Puzzle Numerical Ability

solve the system of equations:

4x-3y=8
2x+5y=-9

a.(-2,1)

b.(2,0)

c.(0,-83)

d.(1/2,-2)

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exam Other Question

log base 9 x+3 log base 3 x =14 Can someone solve the following equation in standard form step by step
y=3/5x + 7/10