# Math

posted by .

Find the value of 21 - 18 ÷ 3 · 2.

A)1 if it doesnt show A is 1 half
-
2

B)2

C)9

D)18

• Math -

Do multiplication and division first.

21 - 18/3 * 2 = 21 - 6 * 2 = 21 -12 = ?

• Math -

18

## Similar Questions

1. ### riddle

The man who makes it, doesnt want it. The man who has it, doesnt use it. And the man who uses it, doesnt know it.
2. ### math

Delta airline flights seats 340 people. An average of 5% of the people with reservations doesnt show up, so they overbook by 350. This system can be analyzed by using binomial distribution. n=350 and p=0.95 1) Find the probablity that …
3. ### Algebra

Find a counterexample to the statement 4^n + 1 is divisible by 5...how do i show my work for this problem?
4. ### trig

hey. show 2sin(pi/14) is a solution to x^3-x^2-2x+1=0 and hint: let x=2sinu and sin(7u)=1 i can't seem to solve when i sub in the x value. how can i relate this to the seventh root of inifinity. i multiplu by sin^4 but they it just …
5. ### microbiology

penicillin was called a" mircle drug" because it doesnt harm cell. why doesnt it?
6. ### chemistry- redox

Complete and balance the following equations using the method of half-reaction. both reactions happen in acidic solutions: a. Cu(s) + NO3-(aq)--> Cu2+(aq) + NO2(aq) b. Mn2+(aQ) + NaBiO3(s)--> Bi3+(aq) + MnO4-(aq) I'm having trouble …
7. ### calculus

Use the intermediate value theorm to show that the polynomial function has a zero in the given interval f(x)=x^5-x^4+8x^3-5x^2-14x5;[1.4;1.5] find the value of f(1.4) f(1.4)= find the value of f(1.5) f(1.5)=
8. ### calculus

use the intermediate value theoremto show that the polynomial function has a zero in the given interval f(x)=x^5-x^4+8x^3-5x^2-14x5;[1.4;1.5] find the value of f (1.4)= find the value of f (1.5)= show work, thanks
9. ### Algebra

Use the intermediate theorem to show that the polynomial function value has a zero in the given interval f(x)=x^5-x^4+8x^3-7x^2-17x+7; [1.6,1.8] Find the value of f(1.6) Find the value of f(1.8)
10. ### math

Find 10% of \$500 and 10% of \$300. Since 6% is a little more than half of 10%, what is half of 10% of 500?

More Similar Questions