Answer: Luis started by adding 4.8b to both sides
Step-by-step explanation:
4.8 is a positive number so therefore it should be subtracted from both sides to make the right side be empty in that position.
classifies as ![\text{true}](https://tex.z-dn.net/?f=%5Ctext%7Btrue%7D)
classifies as
,
classifies as ![\text{true}](https://tex.z-dn.net/?f=%5Ctext%7Btrue%7D)
so
classifies as ![\text{true}](https://tex.z-dn.net/?f=%5Ctext%7Btrue%7D)
To classify the statements, we need to evaluate each of them:
![\text{Evaluate }2.6\le2.6\\\implies (2.6](https://tex.z-dn.net/?f=%5Ctext%7BEvaluate%20%7D2.6%5Cle2.6%5C%5C%5Cimplies%20%282.6%3C2.6%29%5Ctext%7B%20or%20%7D%282.6%3D2.6%29%5C%5C%5Cimplies%20%5Ctext%7Bfalse%20%20or%20%20true%7D%5C%5C%5Cimplies%5Ctext%7Btrue%7D)
so
classifies as
, since the statement also allows
to be equal to itself.
![\text{Evaluate }-6](https://tex.z-dn.net/?f=%5Ctext%7BEvaluate%20%7D-6%3C-6%5C%5C%5Cimplies%5Ctext%7Bfalse%7D)
so
classifies as
, since
is equal to itself, not smaller.
![\text{Evaluate }3.1>-3.1\\\implies \text{true}](https://tex.z-dn.net/?f=%5Ctext%7BEvaluate%20%7D3.1%3E-3.1%5C%5C%5Cimplies%20%5Ctext%7Btrue%7D)
so
classifies as
, since
, for all real numbers
![\text{Evaluate }-5\ge-5\\\implies (-5>-5)\text{ or }(-5=-5)\\\implies \text{false or true}\\\implies\text{true}](https://tex.z-dn.net/?f=%5Ctext%7BEvaluate%20%7D-5%5Cge-5%5C%5C%5Cimplies%20%28-5%3E-5%29%5Ctext%7B%20or%20%7D%28-5%3D-5%29%5C%5C%5Cimplies%20%5Ctext%7Bfalse%20%20or%20%20true%7D%5C%5C%5Cimplies%5Ctext%7Btrue%7D)
so
classifies as
, since the statement also allows
to be equal to itself.
Learn more about inequalities here: brainly.com/question/24786628
Answer:
air is nice
Step-by-step explanation:
heheh
Supplementary angles are those which sum upto 180°
![\angle 1+\angle2=180^{\circ}](https://tex.z-dn.net/?f=%20%5Cangle%201%2B%5Cangle2%3D180%5E%7B%5Ccirc%7D)
Complementary are those which sum to 90°
![\angle 1+\angle2=90^{\circ}](https://tex.z-dn.net/?f=%20%5Cangle%201%2B%5Cangle2%3D90%5E%7B%5Ccirc%7D)
so if you know one angle, you can find other.
x+y=5
-x -x
Equals:
y=-x+5
Now you have:
y=-x+5
x-y=1
Insert -x+5 into y
x-x+5=1
Combine like terms
2x+5=1
Subtract 5.
2x=-4
Divide 2.
Answer: x=-2