WILL GIVE BRAINLIST what step did this student do wrong? circle the step in solving for x that was done incorrectly. Original question: x+3+7(x-5) NO LINKS AND NO SPAMS

Ahomeowner plans to hang wallpaper on one wall of a bedroom that is 10 feet long if a stripe of wallpaper is 20 inches wide and stripes or hung vertically how many stripes on wall paper with the homeowner required

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?

Using elimination, what is -4x+2y=-12 4x+8y=-24