exam Maths Puzzle Numerical Ability

Solve the system by substitution.
3x - y = -7
x + y = -9

Read Solution (Total 0)

exam Other Question

Hi, can you please tell me what are the excluded values of the following function: (3-5x)/5 ? Thanks! Can you please explain to me step by step how this type of problem is solved.

For f(x) = 2x - 11, find f(2).

I greatly appreciate any help!
Thank you
Patti