hkettering
hkettering hkettering
  • 18-12-2020
  • Mathematics
contestada

Solve by using substitution.
a =5b-4
-2a +10b = 5​

Respuesta :

Аноним Аноним
  • 21-12-2020

Answer:

Step-by-step explanation:

step 1

(a =5b-4)(-2a +10b = 5)​  equation

step 2

a=5b-4  solve for a

-2a+10b=5

-2(5b−4)+10b=5

8=5

step 3

8=5 simplify

step 4

8+(-8)=5+(-8)  add -8

0=-3

There are no solutions

Answer Link

Otras preguntas

plzz Help ASAP!! it would be nice!!!
jose clemente orozco wad one of mexico's greatest muralists. which of his murals became known as the sistine chapel of americas?a. prometheusb. omnisciencec. ma
Mountains that are formed detween two large faults are know as
Find the surface area of a sphere if the circumference of a great circle is 43.96 centimeters. Use 3.14 for p. Round to the nearest tenth.
John f Kennedy inaugural address on Jan 20 1961, what is central idea of this speech
During the main sequence lifetime of a star of any mass, the core of the star will be composed mainly of _____.​
an ordinary deck of playing cards, 26 red and 26 black. if a card is dealt to each of 2 players, in how many ways can both cards be red ?
A 2.5m string is attached to the top of a verticle tentpole. The string is pegged into the ground 1.8m away from the base of the tentpole. How tall is the te
SPANISH 3 MATCHING HELP!!! Empareja los mandatos con la idea igual. Pair the commands with the matching idea. A) Prueba la comida tradicional. B) Lleva cap
PLEASE HELP Simplify the expression. 4 squareroot of 6 + 5 squareroot of 6