Evaluate −x+4y when x=−45 and y=13. write your answer as a fraction or mixed number in simplest form.

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog

If the car had not hit the fence, how much farther would it have skidded? solve the skid-distance formula to find the extra distance that the car would have traveled if it had not hit the fence. round your answer to two decimal places. note that unit conversion is built into the skid distance formula, so no unit conversions are needed.