Miscellaneous
Simplify:
2x + 3x - 5x
0
State the gradient of:
y = 4x - 6
m = 4
State the y-intercept of:
y = -3x + 4
c = 4
The gradient between the points (1, 5) and (3, 9)
m = 2
The equation of a line with:
gradient = 5
y-intercept = -3
y = 5x - 3
The general equation of a straight Line
y = mx + c
State the gradient of:
4y = 12x + 6
m = 3
State the y-intercept of:
y - 3 = 4x
c = 3
The gradient between the points:
(-8, -6) and (-3, -21)
m = -3
The equation of a line with:
gradient = -2
y-intercept = 4
y=-2x+4
The general equation of a vertical line
x = c
State the gradient:
2y - 10x = 3
m = 5
State the y-intercept:
7 + 4y - 3x = 0
c = -7
The gradient of a line parallel to:
y + 3x = 2
m = -0.5 (or 1/2)
The equation of a horizontal with through the point (1,5)
y=5
Wan measured the height of her toddler each month.
Which is the independant variable: height or months?
months
State the gradient:
7x - 4y + 3 = 0
m = 7/4
4x - 6y = 21
c = -3.5 (or -7/2)
The gradient of the line parallel to the x-axis
m = 0
Equation of line parallel to:
y = 4x + 1
with y-intercept 5
y = 4x + 5
Mrs Barlow's favourite number
48
State the gradient:
4/3 x + 2/5 y = 8
m = -10/3
0.5 - 2y = 8x
c = 0.25
The gradient between the points:
(8, -16) and (-2, 12)
m = -2.8 (or 14/5)
The equation of the line 3 times steeper than:
y=2x+1
with y-intercept at c=0
y=6x