<span>The angles of the figure are complementary, that is, the sum between them is equal to 90º.
Solving:
54º + 4xº = 90º
4xº = 90 - 54º
4xº = 36º
</span>


<span>
We have:
54º + 4.xº = 90º
54º + 4.(9º) = 90º
54º + 36º = 90º
90º = 90º (TRUE)
Answer:
</span><span>
The value of the variable is 9º</span>
Answer:
100
Step-by-step explanation:
Equations in parentheses get solved first: 30-10=20 and 20x5=100
87.3 for 3 58.2 for 2 hope it helps
Answer:
I think it's y = 3/2x - 5
Step-by-step explanation:
when we multiply the slopes of perpendicular lines, we get -1