850 x 0.05 = 42.5
850 + 42.5 = 892.5
She earned 42.5
And 892.5 she wardens at the end of four years
Answer:
1/5 × 40 = 8
the person's speed is 8 miles per hour
The order of operations is:
Parentheses, Exponent, Division, Multiplication, Addition, Subtraction.
Or PEMDAS.
hope it helps!
Answer:
x=-4
x=4
Step-by-step explanation:
f(x)=-3x^2-1
f(-2)= -3(-2)²-1=-3·4-1= - 13