1. 8x-16=4(2x-6)+8 2.5x+3(2x+4)=2(5x+6)
3. 6x-3+2x+8=4(2x+7).
Please help I’m in the middle of a test and I don’t know it by heart.

Explain how you divide powers with like bases.discuss why the bases have to be the same.how are these rules similar to the rules for multiplying powers with like bases.

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi