Mathematics
Mathematics, 30.01.2020 08:00, ghlin96

Whos good with proofs ?

given: 7y−84=2y+61

prove: y=29

step reason

7y−84=2y+61

5y−84=61

5y=145

y=29

find the reasons with these below

multiplication property of equality

symmetric property

simplify

given

division property of equality

distributive property

addition property of equality

subtraction property of equality

answer
Answers: 1

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 19:00, fatherbamboo
What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?
Answers: 1
image
Mathematics, 21.06.2019 21:10, zahradawkins2007
Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x
Answers: 2
image
Mathematics, 21.06.2019 21:30, munch1239
If 1.4% of the mass of a human body is calcium, how many kilograms of calcium are there in a 165-pound man? 1.0 kg ca 5.1 kg ca 1.0 x 102 kg ca 5.1 x 102 kg ca
Answers: 1
image
Mathematics, 21.06.2019 22:00, jnkbragg3696
Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.
Answers: 1
Do you know the correct answer?
Whos good with proofs ?

given: 7y−84=2y+61

prove: y=29

step...

Questions in other subjects:

Konu
Social Studies, 21.07.2019 23:40
Konu
Mathematics, 21.07.2019 23:40