Answer:
<em>x = 10</em>
Step-by-step explanation:
These angles are <em>same side interior angles</em>.
This means that (11x + 10) + (10x - 40) = 180
Solve for x:
11x + 10 + 10x - 40 = 180
21x - 30 = 180
+30 +30
21x = 210
/21 /21
<em>x = 10</em>
Answer:
8
Step-by-step explanation:
5 1/4 =5.25
42/5.25 = 8
8×5.25 = 42
Answer:
380
Step-by-step explanation:
.20x = 19 + .15x
.05x = 19
x = 380