Simplify the expression if possible by combining like terms 9 (X+5) + 7 (X-3)

Nevaeh spent $22 on a shirt that was originally priced at $27.50. What peſcentage was the shirt marked down?

What is the next number in the following sequence, 1, 11, 21, 1211, 111221, 312211, 13112221

What is the value of x in the equation 1/2x-3/4=3/8-5/8

The Wellbuilt Company produces two types of wood chippers, economy and deluxe. The deluxe model requires 3 hours to assemble and 1 2 hour to paint, and the economy model requires 2 hours to assemble and 1 hour to paint.

What is y=4/5x+4 in standard form

89,999 rounded to the nearest hundred thousand

Write an expression that is equivalent to (4x+11) + 7x

6x^2-5xy-6y^2 factor

The digit in my hundreds place and the digit in my ones place are the same. The digit in my tens place is 1. The digit in my ones place is 5 more than 2. What number am I

True or False? When Samantha includes more batteries in her project, the current in her project increases. Current is the independent variable in this situation.