exam Maths Puzzle Numerical Ability

Could you please help me with the following. The directions read: Find four solutions for each equation.
y=8
x=-1

2. Graph each equation by plotting ordered pairs
x=2
y= -3

Read Solution (Total 0)

exam Other Question

P(x)=x^2-3xy+y^2
r=-5x^2+2xy-3y^2
solve for x

log base 2x + log base 2(x-6)=4

my answer was x=2

am I correct?