Worksheets

Straight lines

Level 1 · Function values and slope

Type your answers and press Check. Each answer is marked at once.

Find the value of the function.

1.
f(x)=−6x−6,f(5)f(x) = -6x - 6,\quad f(5)
2.
f(x)=−6x+8,f(−3)f(x) = -6x + 8,\quad f(-3)
3.
f(x)=3x−8,f(2)f(x) = 3x - 8,\quad f(2)
4.
f(x)=−4x−6,f(5)f(x) = -4x - 6,\quad f(5)
5.
f(x)=4x+9,f(4)f(x) = 4x + 9,\quad f(4)

Give the slope k of each line.

6.
y=8+5xy = 8 + 5x
7.
y=−4+3xy = -4 + 3x
8.
y=−3x+5y = -3x + 5
9.
y=−6+3xy = -6 + 3x
10.
y=−5x+2y = -5x + 2