Atruck that can carry no more than 7200 lb is being used to transport refrigerators and upright pianos. each refrigerator weighs 200 lb and each piano weighs 475 lb. write and graph an inequality to show how many refrigerators and how many pianos the truck could carry. will 18refrigerators and 9 pianos overload the truck? explain.

What is the equation of a vertical line passing through the point (−5, −1)? y = −5 y = −1 x = −5 x = −1

Write an equation in point-slope form for the line through the given point that has the given slope (-2,-7); m=-3/2

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?