If x+y=4 and x-y=a then what does x equal

A banana has 90 calories. This is calories less than one-seventh of the calories in a banana split. how many calories are in a banana split?

How many times greater is The value of 4 in 640,700 than The value of the 4 in 67,040.

The sum of a number and nine is eighty two write in e itquation

A student was given the following diagram and asked to prove that ∠1 ≅ ∠2. What would be the reason for the second step in the proof? Line b an line a are parallel

What is the approximate mass in kg of 151 L of water?

Cassidy's goal is to raise more than $75 for charity. She has already raised $6. Now she is selling cupcakes for $3 each to reach her goal. Let c represent the number of cupcakes Cassidy needs to sell to reach her goal.

5 out of 8 cameras sold in a store are digital they sold 72 cameras how many digital discthey sell

Simplify completely 25 w to the sixth power over 10 w to the third power divided by 30 w squared over 5 w.

Multiply the polynomials. (2x+6x+6) (3x-2)

Fraction as a decimal round to three decimal place 4/10