slope
Find the slope:
4x+y=7
Move the y and make 4 a negative
y=-4x+7
Slope: -4
Find the y:
y=3x-2
y=-2
SUPER HARD QUESTIONNN
12(12)
144, obviously dude..
What is the value of x?
2x+3y=12
y=2
x=3
How many would you go up/down and right/left?
2/3
up 2
right 3
What's the slope?
(-2,4);(3,-2)
Hint: y2-y1/x2-x1
Slope=-6/5
Find y:
3x+4y=12
Hint! Make x 0
y=3
Solve for x:
4(x+2)=16
x=2
What is the value of x?
3x-2y=4
y=4
x=4
What is the horizontal line called on the graph.
the x-intercept
Find the slope:
(3,4);(-2,-2)
Slope: -6/-5
Find y:
x-2y=6
y=-3
Solve for x:
4(x-2)=12
x=5
Find the value of x and y
2x+y=5
4x+2y=10
x=18/5 or 3.6
y=11/5 or 2.2
What type of equation is this?
x+2y=7
A linear equation.
Find the slope:
3y+15x=8
Slope:-5
Move the 3 and put it into a fraction (8/3) and make 5 a negative.
y=-5x+8/3
Find the y:
2x+4y=8
y=2
Simplify:
5x-2x+7
Answer:
3x+7
Figure out what i did wrong!
3x-2(9-2x)=10
3x-14x=10
11x=10/11 (both sides) x=1.1
I subtracted 9 and 2x before I did the distributive property.
Which part of the fraction is rise and which one is run?
Rise-numerator
Run-denominator
Find the slope:
-4+2y=10
Slope: 0
Find the y-intercept:
x+ number of $6 books purchased
y+ number of $3 books purchased
Hint! when finding y make x 0
x=5
y=10
Solve the inequality!
2<x+3<5
Answer:
-1<x<2
Find x:
3x-y=12
2x+y=13
x=5
The y's will cross out, add 2 and 3 (5), then add 12 and 13 (25), then divide 25 by 5.
How many would you go u/down and right/left?
-3/5
down 3
right 5