Morgan makes fleece scarves and sells them for $5.50 each. The supplies cost her $2.10 per scarf. Last month, Morgan sold all but 5 of the scarves she made. Her net profit for the month was $54.10. Let x equal the number of scarves Morgan sold and let y equal the number of scarves she made. Which system of equations could be solved to find how many scarves Morgan sold last month?

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.