ariannasantana2006
ariannasantana2006 ariannasantana2006
  • 17-04-2020
  • Mathematics
contestada

original: 3a + 6 = 2 - 5a + 7
Step one : 3a + 6 = 2 + 7 - 5a
which property did the student use for the first strip ? explain why this property is correct !

Respuesta :

obinnasteven863
obinnasteven863 obinnasteven863
  • 17-04-2020

Answer:

the arrangement

Step-by-step explanation:

i=3a+6=2-5a+7. (2) start taking like terms 3a+6=2+7-5a(iii)

3a-5a=2+7-6 (3)calculate(iv)8a=3. (4)solve for a (v)8a/8=3/8=0.38. The property is correct because she is collecting like terms to be able to solve for a.

Answer Link

Otras preguntas

what is 4 7/8 in decimal form
What philosophy shaped Martin Luther King, Jr.'s approach to civil rights protest? How did he become the principal leader and symbol of the movement?
I need help ASAP please this is killing me
how was democracy limited in athens
write the sum of 32+20 as the product of their gcf and another sum
What is the answer to 215 rounding to the nearest 10 Math
definitions, I Really need help with these... reservation(relating to Indians)=? ghost dance=? treaty=? speculator=? communal=? platform=? P.S. all of these s
is the square root of 130 rational or irrational please explain
Write 745,000 in scientific notation
The average of two numbers is 25 and their difference is 8. What are the numbers?