O 2. Which theorem would be used to write 15x + 12 + 117 = 180 in the diagram below? k 15x + 12 117° O Type here to search

Q: Identify the property illustrated for the followin If 2x+3=5 and 5 = 3x-4, then 2x+3= 3x-4.

A: Given that: if 2x+3=5 and 5=3x-4 then 2x+3=3x-4

Q: Evaluate: +x2-r+4 where x = -2

A:

Q: The width of a rectangle measures (2p-9q)(2p−9q) centimeters, and its length measures…

A:

Q: Why is -2(a-5) NOT equal to -2a-10? Assuimg that "a" and "b" are nonzero real numbers

A:

Q: Why must n2 r in the notation nCr?

A: Topic = Algebra

Q: Name the property illustrated by the equaility (3+5)+9 = (5+3)+9? show your work neatly?

A: 3+(5+9) = (5+3)+9

Q: Determine the value of 7A+5B if 19x2 + 43x + 14 Cr + B (x+1)2 A (x – 1)(x +1)? Answer:

A:

Q: (-5+z) is positive, but (-6+z) is negative. What number could z be?

A:

Q: What's 2+4

A: To find the answer

Percentage

A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.

Algebraic Expressions

In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.

Numbers

Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.

Subtraction

Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.

Addition

Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.