My sister is 15 years old. My brother says that his age minus fourteen is equal to my sister's age. How old is my brother? Enter an equation, using b as your variable, to find how old my brother is.
Please give me a correct expression

What are the solutions to the equation 4x2+3x=24-x

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5