book Maths Puzzle Numerical Ability

WHICH IS THE SOLUTION OF THE SYSTEM GIVEN BELOW?

Y=-X+2
Y=-X-5

A. (2,1) B. (2,5)
C. NO SOLUTION D. INFINITELY MANY SOLUTIONS

Read Solution (Total 0)

book Other Question
how do u factor this out..having trouble: x^3 + 8y^3 how do i solve this problem step by step?
{[18-2*6]-[40/(17-9)]}+{48-13*3+[(50-7*5+2]}