exam Maths Puzzle Numerical Ability

One number is 9 more than 3 times another. If their sum is 53, what is the smaller number?

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Please help!!!!!!

1) (3x+14)^2+25=0

2) 25x^2=13

3) 2(x-5)^2=3

4) x^2+4x+4=7

Thanks!!!!!! Here i go again..help me please. Thank you.
Solve the system of equations by graphing. Then classify the system as consistent or inconsistent and the equations as DEPENDENT OR IND