book Maths Puzzle Numerical Ability

what is the slope of the line whose equation is 4x+5y=10
I think that the answer is -4/5
Is that right?
Thanks you so much for helping me! I really appreciate it.

Read Solution (Total 0)

book Other Question

How does the problem (3x to the fourth power y to the third power)(4x to the fourth power y) work. 21x(squared) -17x + 2