svillarreal2508
svillarreal2508 svillarreal2508
  • 06-10-2021
  • Mathematics
contestada

Write and solve an equation to
find the number.
a) Seven less than twice a number
equals 19.
b) Eight decreased by 3 times a number equals 2.

Respuesta :

AuroraRose1
AuroraRose1 AuroraRose1
  • 06-10-2021

Answer:

a. 13; Equation = 2N - 7 = 19

b. 2; 8 - 3N = 2

Step-by-step explanation:

a. 2N - 7 = 19

  - 2N - 7 + 7 = 19 + 7

  - 2N = 26 = 13

     2       2

b. 8 - 3N = 2

 8 - 8 - 3N = 2 - 8

 - 3N = -6 = 2

    -3      -3

Answer Link

Otras preguntas

In the Table of Atomic Particles, various symbols have two numbers. The top number represents the atomic mass of the particle, what do the bottom numbers repre
help plz need answer 20 pts!!!!!!!!!!!!Complete the sentence. The lower the hydrogen ion concentration, the ______ the pH. higher lower closer to 7 closer to 02
Which state helps produce light in fluorescent lightbulbs? A. Plasma B. Solid C. Liquid D. Gas
Jesse needs 13 gallons of paint to finish painting the exterior of his band .if he uses 10 quarts of paint for the doors ,how many quarts will be left for the
Kiley can complete 35 math problems in 1 1/4 hours.How many can she complete in one hour
Can someone help me
Is this the correct procedure for this kind of question? Apparently the answer is supposed to be log6/log5.
what is the difference between algebraic expression and algebraic equation?
how to differentiate?
write a short story that describes haw matter changes from one physical state to another