How do u solve ssystem of equations using substitution

Which graph corresponds to the function f(x) = x2 + 4x – 1?

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811

Hannah reads at a constant rate of 33 pages every 88 minutes. write an equation that shows the relationship between pp, the number of pages she reads, and mm, the number of minutes she spends reading.