1. x + 2y -3 =0.
2. x/2 + y/9 = 1/3.
3. 4x-y+7=0.
4. x + y/2 = -1/2.
5. a. 3x-y-1=0.
b. x - y/3 = 1/3.
Answer:
5:30 so 30 minutes
Step-by-step explanation:
Equalities will have the words "is" or "equals" or "the same as" in the wording. These produce a unique solution.
Inequalities have phrases like "at most" or "at least" or "no more than" in them. Solutions are a range of values, ranging between 2 values, or from a particular value to positive or negative infinity.
Answer:2,1
Step-by-step explanation:
Answer:
18cm
Step-by-step explanation:
20/10 = 2cm
So since 2x10 is 20 and it exceeded only 10%, we only subtract 2 from 20 which you leave you with 18cm.