DStacy01 DStacy01
  • 02-10-2014
  • Mathematics
contestada

Three times a number plus twice another is 10, while their sum is 10, Find the numbers

Respuesta :

mariamikayla
mariamikayla mariamikayla
  • 02-10-2014
[tex]3a+2b=10 \\\\ a+b=10 \\\\ \boxed{a=10-b} \\\\ 3(10-b)+2b=10 \\\\ 30-3b+b=10 \\\\ -b=10-30 \\\\ -b=-20 \\\\ \boxed{b=20} \\\\ a=10-20 \\\\ \boxed{a=-10}[/tex]
Answer Link

Otras preguntas

What is an example of flame
f (x)=x2. what is g(x)?​
part of being personally responsible is reaching out for help when it is needed​
K(s)+H2SO4(aq) ——>_____+______
what is the formula for slope? ALL i need is the formula and if u cant give it to me than dont answer it.
HURRY WILL MAKE BRAINLEST! Given: sin(18m-12)=cos(7m+2), find the value of m.
HELP ASAP PLEASE!! What are the two ways you can perform and underhand serve? 1. Closed fist and open hand 2. Back hand and body spin 3. Open hand and back hand
Weave mat originated from? ​
20 POINTS Circle each number below which is greater than its square. (i) 1 (ii) 2/3 (iii) -3 (iv) -1/2 (v) 5/4
FREE POINTTSSS// ill mark brainlyest if you gimme a noice George Weasley photo \ AAAAAA hes hot anywhooo wheres my wattpad bbys at?? lol