The sum of 2 numbers is 10 the diffrence between the two numbers is 4 what is the smaller number

Two lines parallel to a third line are parallel to each other. always sometimes or never

Will mark the brainliest.paula makes stained-glass windows and sells them to boutique stores. if her costs total $12,000 per year plus $4 per window for the frame. how many windows must she produce to earn a profit of at least $48,000 in one year if she sells the windows for $28 each?

Use the distributive property -7(-2x+u-2)