book Maths Puzzle Numerical Ability

i really dont get quadratic equations.Can someone please help me understand?

Read Solution (Total 0)

book Other Question

Having trouble This Problem in my Algabra class.
The problem is
Which of the ordered pairs
(-1, 2), (7, 0), (3, -1), (-17, 6)
are solutions for the equation x + 4y = 7?

Thnks you Algebra Garden
All measurements in this problem are counting numbers.

A square garden contains a variety of different plants, all of which are thriving in an award winning en