Abc=dec
c=55
d=65
b=2x
x=?

True or false look at the picture pls : /

I’m stuck on this equation, anyone got the answer?

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?