exam Maths Puzzle Numerical Ability

I need help with the following problem.
Solve the systems of linear equations by using the technique of substitution. If the system is inconsistent or dependent, say so in your a

Read Solution (Total 0)

exam Other Question

"How do you solve 4x-9=7x+12" If the product 3/2.4/3.5/4.6/5....a/b = 9. what is the sum of a and b?