Answer:
Step-by-step explanation:
A and B.
60/100 • p = 9 will give you 60 % of the test questions
0.6p = 9 will also give you 60% of the test questions
60 - p = 9 will take away 60 questions from the test making it wrong
60+p = 9 will add 60 questions to the test making it wrong
9+p = 60 will add 9 questions to the test making it wrong
Answer:
y=3x-5
Step-by-step explanation:
First find the slope, 4+2 over 3-1, giving you the slope of three
then set up your equation, y=3x+?
I played with the y=3x - part on the website desmos graphing calculator, I first inserted the points then found the slope and then played with the equation till it went through both the points.
Answer:
11. a)50 12. a)40
Step-by-step explanation:
sum of all three angles of trinagle=180
so
111.
80+50+x=180
130+x=180
x=180-130
x=50
12.
60+90+x=180
150+x=180
x=190-150
x=40