nessa12347 nessa12347
  • 25-10-2019
  • Mathematics
contestada

Example 1.7
Simplify the following
a) - 6+10-(-2)
b) – 21-(-2)+6-18
c) 4-19-(-3) – 7​

Respuesta :

JulianaReinhard5157
JulianaReinhard5157 JulianaReinhard5157
  • 25-10-2019

Answer:

a)6

b)-31

c)-19

Step-by-step explanation:

a)

-6+10=4

4+2*=6

b)

-21+2* = -19

-19+6=-13

-13-18= -31

c)

4-19= -15

-15+3*= -12

-12-7= -19

-(-) turns into +*

Answer Link

Otras preguntas

Half-life can be used to calculate the age of a rock if the amount of the isotope in the rock is known. True or False
482 is what percent of 900 .
the first picture is the question and the second picture are the answers please help!!
THIS IS MY SCIENCE HW
The components used together to create a fictional work are called.
what is likely to happen if the price of a product goes up.
During the process of cell division both plants and animal cells
What military and other actions secured the west for the us?
What is the expected freezing point of a 0.50 m solution of na2so4 in water kf for water is 1.86°c/m?
What is the official name of the living laboratory for sustainable development practices of forests? Forests Forever Logging Unlimited International Model Fores