f(x)=2x+2
f(4)=2(4)+2
Do the parenthesis first because of using PEMDAS
P=parenthesis
E= exponents
M= multiplication
D=division
A= addition
S=subtraction
2(4)=8
8+2=10
Answer: f(4)=10
Answer:
16
Step-by-step explanation:
1/2 x =8
Multiply both sides by 2
x = 8 times 2
x = 16
Answer:
The answer would be -21.98
Step-by-step explanation:
Circumference is found by multiplying radius times 2 times pi.
Which would be -3.5(2)(3.14) and you would get -21.98.
Hope I helped!! :)
Sorry if it's wrong! :(
Answer:
1)x=10
2)Substitution.
Step-by-step explanation:
x^2=100
Take the square root of both sides.
The square root of x^2 is x
The square root of 100 is 10
So x=10