(2g-3)(g+10)

Question

2g*g+(-3)*10
2g*g+2g*10+(-3)*g+(-3)*10
2g*(-3)+g*10
2g*g+2g*10+3*g+3*10

Answer 1

2g^2 + 20g - 3g - 30
2g^2 + 17g - 30