Answer:
x=52
Step-by-step explanation:
160=4+3x
Subtract 4 from both sides
156=3x
Divide 3 from both sides
x=52
Answer:
17
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
Answer:
The wide of river is 
Step-by-step explanation:
In this problem we know that
Triangles DEG and DEF are congruent by ASA (Angle-Side-Angle) Congruence
therefore
EG=EF

1. 2r-5
2. -21r-50
3. 4r-50
4. 14r+50
5. 19r-50