Answer:
gradient m = - 1
Step-by-step explanation:
The equation of a line in slope- intercept form is
y = mx + c ( m is the gradient and c the y- intercept )
y = - x - 3 ← is in slope- intercept form
with gradient m = - 1
Subtract $3 from $21 to get the cost of skating for three hours without the rental fee. 21-3=18. $18 was spent on skating for three hours so you'll divide 18 by 3 to get the hourly rate. 18/3=6.
C(x)=6x+3
Answer:
¼x+2 pencils
Step-by-step explanation:
¼ of (x+8)pencils
¼×(x+8)
¼x+2
All divisions by powers of ten entail moving the decimal point left by the number of zeroes. So 31.5/10 = 3.15.
Answer:
Please see attachment
Step-by-step explanation:
Please see attachment