exam
Maths Puzzle
Numerical Ability
Solve each of the following systems by substitution
5x - 2y = -5
y - 5x = 3
Please help, I understand the addition method but not the substitution
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one quarter of number is six more than one seventh of six less than that no.
I am very confused can someone help me with ths quadratic problem:
x^2+x-6
Thanks alot