terancerenfro02 terancerenfro02
  • 18-11-2019
  • Mathematics
contestada

1. If a - b = 4 and a + b = 12, what is the
value of a?

Respuesta :

hayleeweb
hayleeweb hayleeweb
  • 18-11-2019
A=8

Explanation: a+b=12 a-b=4
^^^^^^^ ^^^^^^
8+4=12 8-4=4
A=8
Answer Link

Otras preguntas

write 73,489 in expanded form
from place value relationships the 4s in 344 is?
A square piece of fabric has side length 2.2 cm. Find the area of the piece of fabric.
Can 11/100 be reduced?
As a testament to how bad smoking is, _____ of current smokers would like to quit. A. 90% B. 85% C. 70% D. 60%
what is 9+2|4x−3|=19
What is the single most valuable cultural legacy for the modern world from the first civilizations?
0.07 is 10 times as much as ?
A football coach gives half his players a protein bar to eat before each game; the other players do not receive the protein bar. After a month of games, he anal
Sarah saving account balance changed by $34 one week and by negative $67 next week which amount represents the greatest change