Proportions- determine if each pair of ratios forms a proportion. show all work! 30/80 and 12/32

20 only answer if 100% sure most high school-aged teens are very active. a. true b. false

What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41