Answer:
48
Step-by-step explanation:
x = -2 y =3
3x² - 2xy²
3(-2)² -2(-2)(3)²
square first
3*4 -2(-2)*9
multiplty from left to right
12-2(-2)*9
multiply from left to right again
12 -(-36) subtract using rule for integers that double minus is plus
12 + 36
48
Answer:
he gained 2,100
Step-by-step explanation:
Answer:
4x -2 = -2x +6
Step-by-step explanation:
The red is negative
4x -2 = -2x +6