Round 689 to the nearest ten

Which is the best first step when solving the following system of equations? x+y=3 4x-y=7 A Multiply the first equation by 4. B Add the first equation to the second equation. C Multiply the second equation by Negative 1.

Write a subtraction sentence using integers. Then, write the equivalent addition sentence to find the sum

How to do math about :

Suppose your friend's parents invest $25000 in an account paying 7% compounded annually. What will the balance be after 8 years?

Try to find two values that sum to 22. if one value is - 5, what is the other number

N = 4 times 58 whats the vaue of n

Find the 11th term of the following geometric sequence. 1, 3, 9, 27, ...

Susan broke her piggy bank counted 41 coins made up of dimes and nickels. If the total value of the coin is $3.00, how many dimes and nickels does she have?

Why shouldn't classes overlap when summarizing continuous data in a frequency or relative frequency distribution?

Write a fraction that is less than 5/6 and has a denominator of 8