Answer:
n=-3
Step-by-step explanation:
11(n – 1) + 35 = 3n
expand left side
11n-11+35=3n
Add-11 to 35
11n+35-11=3n
11n+24=3n
subtract 24 from both sides
11n+24-24=3n-24
11n=3n-24
subtract3n from both sides
11n-3n=3n-24-3n
8n=-24
divide both sides by 8
8n/8=-24/8
n=-3
Answer:
x = 1
Step-by-step explanation:
Given
12x + 3 = 15x ( subtract 12x from both sides )
3 = 3x ( divide both sides by 3 )
1 = x
Answer:
The answer is D
Step-by-step explanation:
This is because the x value didn't change while the y values became negative.
Answer:
The choose a. – 2
Step-by-step explanation:
X²+3x-4=0. a=1; b=3; c=-4. D=b²-4ac=9-4*1*(-4)=25. D=25.