Answer:
$88
Step-by-step explanation:
To find the increase of $80 by 10%, find 10% of $80 then add it by the original amount
10% of 80=80*0.1=$8
The original amount=$80
Total amount=$80+$8=$88
Answer:
#2
Step-by-step explanation:
i just know it and ive done it before bro.
Parallel lines have the same slope, in this case 3.
To find the y intercept we plug in the points (2,1) into y=mx+b, with 2 being x and 1 being y.
1=3(2) + b
Solve this and you get -5 as the y intercept.
The equation is y=3x-5
Y=mx+b always
Your welcome
Answer:
A
B
D
Step-by-step explanation:
A 230 divided by 4 is 57.5 which makes A a true statement.
B 296 divided by 5 is 59.2 which makes B a true statement .
D 296 - 230 =66
66 - 57.5 = 8.5
Which makes D a true statement by a margin of 8.5 words.
