t667790
t667790 t667790
  • 23-01-2021
  • Mathematics
contestada

given a-2b=8, 4a+3b= 21; prove b= -1

please give a step by step answer

Respuesta :

libbala5590
libbala5590 libbala5590
  • 23-01-2021
hope this helps!

let me know if you have any questions
Ver imagen libbala5590
Answer Link

Otras preguntas

slove for x [tex]\frac{1}{4}x=\frac{1}{3} x+-4[/tex]
What is the midpoint of the segment shown below? (-12,-3) (3,-8)
An Individual Retirement Account​ (IRA) has ​$21,000 in​ it, and the owner decides not to add any more money to the account other than interest earned at
What city is located at 17 degrees south, 36 degrees east?Surfer's TownWhite's BeachRock CityRed Bank
Chemical reactions are important to help the body maintain ___________ (1 Point) 1. Respiration 2. Energy Changes 3. Homoetasis
American expansion indirectly caused which of the following conflicts? Select the best answer from the choices provided. A. the Seminole Wars B. Nat Turner’s
the sum of two numbers is 84. The first is 9 more than 4 times the second. Find the numbers.
What happened to the karankawa tribe?
how does social media use affect people emotionally?​
A buoy floating in the ocean is bobbing in simple harmonic motion with period 7 seconds and amplitude 6ft. Its displacement d from sea level at time t=0 seconds