Answer:
20
Step-by-step explanation:
Given
2x² - y ← substitute x = 3 and y = - 2 into the expression
= 2(3)² - (- 2)
= 2(9) + 2
= 18 + 2
= 20
Answer:
Explanation is in a file
Step-by-step explanation:
Answer:
thus is what i learnd as a baby 64CK NI>GGA DI PSY SH :]
Step-by-step explanation: