Answer: No puedo responder a esto sin que me muestres el problema.
7n + 3 = 3n + 27
7n -3n =27-3
4n =24
n= 6.
Step-by-step explanation:
8x = 1
x = 1/8
So x = 1/8 is the correct answer
Answer:
a) area = side²
225 in² = side²
side = √225 = 15 inches
b) 15 inches per side x 4 sides x $1.35 per inch = $81.00
Step-by-step explanation:
Answer:
x= 1
y= -1
Step-by-step explanation:
y=-2x+1
2x-2y=4
substitute for y
2x-2(-2x+1)=4
reduce
2x+4x-2=4
6x=6
x=1
y= -2(1)+1
y= -1
