So 2x+12=5x-9
you want all of the unknowns on one side and all of the known values on the other or
subtract 2x from both sides
12=3x-9
add 9 to both sides
21=3x
divide both sides by 3
7=x
It c) because it 56 out of 100
Answer:
-6
Step-by-step explanation:
10 - 4 = 6
Turn it to negative.
-6
Answer:
i don't know sorry
Step-by-step explanation:
Answer:
<u>93°</u>
Step-by-step explanation:
According to angle sum property, all the internal angles of a triangle add up to 180 degrees.
=> 37 + 50 + ? = 180
=> ? = 180 - 87
=> ? = <u>93°</u>
