Vance finds 8 + 6 by using derived facts.  Write a series of equations describing what Vance might have done.  For each question, give a brief 1-sentence explanation for why each step is valid, including the Associative and/or Commutative Properties of Addition.

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: Simplify the following. (e8x + 7e-2x)e3x

A: (e8x +7e-2x)e3x

Q: Simplify the expression

A: The given expression is: 2x+h+1-2x+1h To simplify this expression, rationalize the numerator, that…

Q: Rewrite each of the following expressions in expanded form. All of your answers should be in the…

A: Simply open the bracket and multiply each term of first bracket to the each term of the second…

Q: In the expression 2x3-3x2-2, find the following: 1. Terms 2.Coefficient 3.Degree for each term

A:

Q: online media store, downloaded songs cost $3d each and books cost $9b each. Caleb purchased 15 songs…

A: We will write the total expression.

Q: Autumn sells carnations for $5 each. It costs her d dollars to grow each carnation to sell. If the…

A: Given: Selling price of each carnation is: $ 5 Cost price of each carnation is:  $ d

Q: The Missouri River is the longest river in the United States.The Mississippi River is 200 miles…

A: An algebraic expression consists of constants and variables joined together with mathematical…

Q: Combine like terms: -3a b2 + 2b – 4a°b2 + 2a ?b3 O -7a°b2 + 2b + 2 a?b3 O -7a b2 + 2 a?b3 O 2b + 2 a…

A: Kindly go through the solution and let me know in case of any doubt or further clarification in the…

Q: Jolene is buying bottles of soda that cost $1.50 and juice that cost $2.50 each. Altogether she buys…

A: Given that cost of one bottle of juice is $2.50Th number of bottles juice she buys is jWe need to…

Q: Riley and Rhonda plan to buy to buy several bags of dog food and a dog collar.Each bag of dog food…

A: Given Information - Cost of each bad of dog food = $7 Cost of each dog collar = $5 We have to write…

Q: Identify the terms, coefficients, and constants in the expression  9h+1

A: The objective of the question is to identify the terms, coefficients, and constants in the given…

Q: The length of a rectangle is 7 inches shorter than twice the width (x). Which is an expression for…

A: Given : The length of a rectangle 7 inches shorter than twice the width x

Q: money

A: