keivyn0211ouwagb keivyn0211ouwagb
  • 01-09-2019
  • Mathematics
contestada

If the sum of a number and seven is tripled, the result is three less than twice the number. Find the number

Respuesta :

Vividerla
Vividerla Vividerla
  • 01-09-2019

Answer:

x = -24

Step-by-step explanation:

3(x + 7) = 2x - 3

3 * x = 3x

3 * 7 = 21

3x + 21 = 2x - 3

-21            -21

3x = 2x -24

-2x   -2x

x = -24

Answer Link

Otras preguntas

What is social Darwinism and how was it tied to imperialism?
what did Benjamin franklin feel strong about
An ecosystem includes what?
The molar heat of fusion of gold is 12.550 kJ mol–1. At its melting point, how much mass of melted gold must solidify to release 235.0 kJ of energy?
Carla's plant was 10 2/3 inches tall. Yolanda's was 8 3/4 inches tall. How much taller was Carla's plant than Yolanda's?I came up with 2 11/12.   Am I right??
reason for adopting democracy in Libya,Egypt,Nepal and Bhutan?
What is 3y = 15x - 12 in y = mx + b form ?
if a sample of magnesium has a mass of 60 g, how many moles of magnesium does the sample contain
Is Obesity Really a Big Problem in America? Please help me :)
What are Radio Waves?