book Maths Puzzle Numerical Ability

These are so difficult for me and I have over 75 to do. Can someone help me? Thank you!

This is a hard one!!!!

must solve and show work

x(x-3) + 4x-3 = 8x + x(3+x)

Read Solution (Total 0)

book Other Question

Simplyfy the complex fraction :

Can you please explain the step by step method:


3- 2/n-4
_________

5+ 4/n-4
Factor the GCF from each term in the expressions. 45y3-63y2+27y=
Factor each expression if possible, treat the unknown symbol as if it were a variable.3*+6=
Factor 6x5(2X+7)+4X3(