If x = 3, what is the value of 2x^2+5x?

^2 means to the exponent of 2.

How many digits are there in Hindu - Arabic system

How do u invert and multiply to divide 4:2/3

Magnitude of an earthquake M = log1 What is the magnitude of an earthquake that is 10,000 times more intense than a standard earthquake? M=?

3/4x + 1/4y = 5 for y

6b^2 (b-4) = 0 how to solve

The difference of 9 times a number and 2 is 67. Which equation below can be used to find the unknown number?

We need to substitute these problem you can take first one to understand

Which of the following situations can be represented by the absolute value of 10? Check all that apply. The temperature is 10 degrees below zero. Express this as an integer. Determine the size of Harold's debt if he owes $10.

What is the median for this set of data 37 14 22 45 57 58 61 A) 41 B) 45 C) 46 D) 58

Wich equation show you how to find 16-9