-7(z - 6) = -70
-7z + 42 = -70
- 42 -42
-7z = -112
-7z/-7 = -112/-7
z = 16
Answer: z = 16
Answer:
x = -3. Y = 12
Step-by-step explanation:
the answer is D
Answer: Answer: x^2 - 1 is not a polynomial as after simplifying it there will be no variable.
Step-by-step explanation:
Answer: 21/5
Step-by-step explanation: