<span><span>The sum of the degree measures of two complementary angles is 90, so subtract 18 from 90.
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</span><span>The sum of the degree measures of two supplementary angles is 180...<span>
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Answer:
substitution
Step-by-step explanation:
Y=6x+1
y=6(5)+1
y=30+1
y=31
D. (5, 31)
hope this helps!
Step-by-step explanation:
F= 9/5(C + 32)
5/9 F = C + 32
C = 5/9 F - 32
