Step-by-step explanation:
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Answer:
The value of a is 101°, b is 79°, c is 83° and d is 97°
X + y = 25
x is the smaller number.
y is the smaller number plus 9 (x + 9).
x + (x + 9) = 25
2x + 9 = 25
2x = 16
x = 8
8 + y = 25
y = 17
The numbers are 8 and 17.
2.2=4
2.7=14
5-4+14-5=1+14-5=15-5=10
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Answer:
difference
Step-by-step explanation:
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