Mathematics
Mathematics, 15.10.2019 03:20, artsymj11

Britney is solving a quadratic equation. her first

step is shown below.

problem: 3x^2– 8-10x = 3(2x + 3)

step 1: 3x2^2 - 10x - 8 = 6x + 9

which two properties did britney use to get to step

1?

i addition property of equality

ii. commutative property of addition

iii. multiplication property of equality

iv. distributive property of multiplication

over addition

1) i and ii

2) i and iv

3) ii and iii

4) ii and iv

answer
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 16:30, Arinola
Xto the second power plus 14x plus 48. what are the factors? we are doing factoring trinomials with a=1
Answers: 1
image
Mathematics, 21.06.2019 17:00, tessadummer0033
What is a graph with a never ending line called?
Answers: 1
image
Mathematics, 21.06.2019 17:00, moneyyfletcher
Tim's phone service charges $23.06 plus an additional $0.22 for each text message sent per month. if tim's phone bill was $28.56, which equation could be used to find how many text messages, x, tim sent last month?
Answers: 2
image
Mathematics, 21.06.2019 18:00, pstat
What is the rate of change of a line that passes through (2,-5) and (6,-2)?
Answers: 2
Do you know the correct answer?
Britney is solving a quadratic equation. her first

step is shown below.

prob...

Questions in other subjects:

Konu
Social Studies, 07.05.2020 05:04