isypatel12345
isypatel12345 isypatel12345
  • 04-03-2021
  • Mathematics
contestada

3x+5=12-7x solve? Help ​

Respuesta :

AMIM14
AMIM14 AMIM14
  • 04-03-2021

Answer:

3x + 5 = 12 - 7x

⇒ 3x = 12 - 5 - 7x

⇒ 3x = 7 - 7x

⇒ 3x + 7x = 7

⇒ 10x = 7

⇒ x= 7 ÷ 10

⇒ x = 0.7

Answer Link

Otras preguntas

What is the difference between displacement and double displacement reactions?Write equations for these reactions?
how do I solve x+2y=8
Given the inequalities y > 5x-8 and y >3x+4, find the point that satisfies neither inequalities
At the school carnival, Carmen sold 3 times as many hot dogs as Shawn. The two of them sold 152 hot dogs altogether. How many hot dogs did Carmen sell? 51382111
At the school carnival, Carmen sold 3 times as many hot dogs as Shawn. The two of them sold 152 hot dogs altogether. How many hot dogs did Carmen sell? 51382111
What is a Mandala Autobiography?
What do you mean by corrosion? How can you prevent it?
Question: 35/8 ( write as mixed number ) Please help me very very quickly!!!!!!!!!!!!!!!!!!!
What is a Mandala Autobiography?
how do I solve x+2y=8