Answer:
4th option
Step-by-step explanation:
(f - g)(x)
= f(x) - g(x)
= 
- (3x² - 3x - 5)
= 4x² - 3x² + 3x + 5 ← collect like terms
= x² + 3x + 5
Answer: see below
<u>Step-by-step explanation:</u>
x + 2:
a number x plus 2
the sum of a number x and 2
x - 2:
a number x minus 2
the difference of a number x and 2
2x:
two times a number x
twice a number x
x ÷ 2:
a number x divided by 2
the quotient of a number x and 2
Answer:
I can not see please take other picture
There is no figure, i cant help you sorry
Answer:
$120
Step-by-step explanation:
✓An expression for this can be written as
f(n) = 20(n)
Where n= number of weeks of the lesson.
✓Then the cost for 6 weeks of lessons will be f(6)
f(6) = 20(6)
=$120
Hence, The cost is $120
