Danielle lives in a region where a proportional income tax rate of 18% applies to everyone. What is the amount of tax she will pay if her taxable income is $68,000?

What is the point slope form of a line with slope -5 that contains point (2,-1)

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?

7x^2-9x+5=0 find the discriminant and number of real solutions