exam Maths Puzzle Numerical Ability

9/28 + 3/Z+2=3/4

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exam Other Question

I have been struggling with this math problem for awhile now and I was wondering if anyone could help me? I would deeply appreciate it!! Please and Thank You!!

Adding and Subtracting Polynomials

Solve.
y(2-y)=6-(y^2+3y-4)
Can anyone help me? I am having trouble working this problem out. Any help would be appreciated.

Solve the inequality (x+3)(x+1)(x-5)<0 and write the solution set both in interv