The long climbing rope is 90 feet long. The shorter safety rope is one-tenth the length of the long rope. How many feet of rope are there in all? (___)Feet
"will give brainiest"

Small kingdoms on the iberian peninsula fought to take land back from the moors during which event? the hundred years’ war the wars of the roses the reconquista the great schism

Which expression is equivalent to 2x^2+7x+4?

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?