Answer:
25°
Step-by-step explanation:
Step 1:
3x + x + 20° + 60° = 180° Sum of a Δ
Step 2:
4x + 80° = 180° Combine Like Terms
Step 3:
4x = 100° Subtract 80° on both sides
Step 4:
x = 100° ÷ 4 Divide
Answer:
x = 25°
Hope This Helps :)
Answer:
<em>r</em>=2<em>p</em>
Step-by-step explanation:
If <em>r </em>is ruler and <em>p </em>is pen, ruler equals pen times 2, so its <em>r</em>=2<em>p</em>
Answer:
3
Step-by-step explanation:
just did it
Answer:
B. x = -4
Step-by-step explanation:
- 7x - 35 = -7
add 35 to both sides
-7x = 28
Divde both sides by -7
x = -4