Answer:
8.04672
or 8
Step-by-step explanation:
Answer:
x = 20
Step-by-step explanation:
7x° + (x + 20)° = 180° (linear pair)
Solve for x
7x + x + 20 = 180
Add like terms
8x + 20 = 180
8x + 20 - 20 = 180 - 20
8x = 160
8x/8 = 160/8
x = 20
Answer:1
Step-by-step explanation:
bnbhjbk
Answer: 34 years old
Let x be the age of Joseph and y the age of Angeles
x-y = 5
x + y = 63
Adding the equations
2x = 5+63=68
x = 34
Substitute x in the first eq.
Angeles is 29 years old
In years she will be 34