Answer:
1. Irrational
2. Rational
3. Rational
4. Irrational
5. Irrational
Step-by-step explanation:
Multiply the 8 by the y and the 8 by the negative 4 to get 8y - 32
The answer to the first question is 7
Second one is 200-400
Answer:
c = - 65
Step-by-step explanation:
Combine like terms on the left
2/5 c - 1/5 c + 4 = - 9
1/5 c + 4 = - 9
Subtract 4 from both sides
1/5 c = - 9 - 4
Combine like terms on the right
1/5 c = - 13
Multiply both sides by 5
5(1/5 c) = - 13 * 5
c = - 65