Answer:
3
Step-by-step explanation:
The required value if r = 32 and d = 2 is -3
Given the expression

Substituting the given variables
r = 32
d = 2
The expression becomes

Hence the required value is -3
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Answer:
2 hours and 15 minutes
Step-by-step explanation:
The figure is a right angle
Complementary = sum of 90 degrees
35 + 2x - 5 = 90
30 + 2x = 90
2x = 60
Solution: x = 30
If Jamie's age is represented as x and given that Ana is the same age as Jamie then, Ana's age can also be represented by x. The sum of their ages is equal to,
Sum of their ages = x + x
Simplifying,
Sum of their ages = 2x