exam Maths Puzzle Numerical Ability

How many solutions are there to the system
x - 4y = 2
x-4y = 7

Read Solution (Total 0)

exam Other Question

Hi. Can I have some help with functions?

Evaluate the function at the indicated values.

h(t)=t+1/t;

h(1),h(-1),h(2),h(1/2),h(x),h(1/x)
please help: Placing planks of equal length end to end, jules found that 3 planks were one foot short of the porch length, while 4 planks were two feet too long. How long was each planks?