Answer:
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Step-by-step explanation:
Answer:
Angle B=19°
Step-by-step explanation:
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Answer:
X ¹/₅
Step-by-step explanation:
X ⁷/₁₀
X ¹/₂
apply the exponent rule:
= X ⁷/₁₀ - ¹/₂
= X ¹/₅
Answer:

Step-by-step explanation:
Given
-
← factor denominator
=
- 
We require the fractions to have a common denominator.
Multiply numerator/denominator of first fraction by x
=
- 
Subtract terms on numerator leaving the common denominator
= 
= 
9 nachos where sold the ratio would be 9:12