√(15+x) = 2x+3
take sqr for both side
15x+10=(2x+3)^2
15x+10=4x^2+9+2*2x*3
15x+10=4x^2+9+12x
4x^2-3x--1=0
solve it u will x=1,-1/4
E, 56, because you have 28 dollars, and you have to multiply that by two to get half dollars. 28*2=56.
Answer:
85.5
Step-by-step explanation:
5+((7*23)/2)
first you do 7*23
second you do 161/2
finally you do 80.5 + 5
2 feet 7 inches.
5 feet - 2 feet is 3 feet
3 inches - 8 inches is - 5 inches.
just take the 5 inches from 3 feet to get 2 feet 7 inches.
Answer: D
Step-by-step explanation:
in the first equation you need to shade below and for the second equation you need to shade to the right and the only place where the shading matches is in section d
