Answer:
x=30
HOPE THIS HELPS
- Todo ❤️
Step-by-step explanation:
105/3.5=30
1/3(a + b) = 60
a + b = 60 * 3 = 180
1/4(a - b) = 28
a - b = 28 * 4 = 112
a + b = 180
a - b = 112
---------------add
2a = 292
a = 292/2
a = 146
a + b = 180
146 + b = 180
b = 180 - 146
b = 34
so ur 2 angles are : 146 and 34
Answer:
Step-by-step explanation:
- Initial percentage = 31%
- Average increase of percentage = 2.6% per year
<u>This can be represented as:</u>
y- percentage after x years, x - number of years after the first year