Search 79,529 tutors

If you are wanting to know how to solve these types of problems yourself, you need to know your decimal places! For .875, the 8 is in the tenths place, the 7 is in the hundredths place, and the 5 is in the thousandths place. You could read .875 as "point eight seven five" OR you...

The substitution method usually refers to a way to solve a system of equations.  Do you have a second equation?  If you do, the idea is to solve one equation for a variable, like y.  So solve equation 1 for y.  Then in equation 2, replace y with what it equals in equation 1. It's...

The key to this problem is using inverse operations to get m by itself.  (If you don't recall, inverse operations "undo" each other.  Like + and -, or x and /.) A tip to remember: when solving for a variable in the denominator, like your m, it is always helpful to...

When you say "about equals," I have a feeling you actually mean "is congruent to." This is an important concept in geometry: understanding the difference between being equal and being congruent. Equality only refers to numbers, not objects.  For example, angles...