andichavez307
andichavez307 andichavez307
  • 23-09-2020
  • Mathematics
contestada

-9 + x =12
what is x?

Respuesta :

kimanijcoleman
kimanijcoleman kimanijcoleman
  • 23-09-2020

Answer:

x = 21

Step-by-step explanation:

-9 + x = 12

+9         +9

x=21

Answer Link
haliemarie63
haliemarie63 haliemarie63
  • 23-09-2020
x is 21 because we need at least 9 to get it back to zero because it’s a positive number then add 12 because that the number you need to get to and 21-9= 12
Answer Link

Otras preguntas

What is an equation of the line that passes through the point (−1,6) and is parallel to the line 2x+y=9
HELPPP PLEASE!!!!!!!!!!!!
Find the volume of a right circular cylinder that has a radius of 3 inches and a height of 8 inchesa24 pi in³b72pi in ³c48pi in ³d192pi in³​
What are the solutions to stop poaching?
Find the midpoint between two points on a coordinate plane whose coordinates are (5.7) and (-3, 1). a
ig How much material does he need Marcus and his dad were going camping. When they went into the garage to get their tent they noticed it was ripped. Marcus da
A science club is made up of 18 girls and 12 boys. Four of the girls and 5 of the boys are also in the Spanish club. What percent of the science club is also in
The perimeter of parallelogram ABCD is 86 cm AD is 10 cm more than twice AB. Find the lengths of all four sides of ABCD.
what is the next prime number after 47​
Drag each label to the correct location, Match each description with the type of artwork it describes, Chinese Pagodas Military Watchtower Jade Work Torra-Cotta