2. -6a+3=-3(2a-1) a) a=5 b) a=10 c) no solution d) identity 3. 0.5b+4=2(b+2) a) b=0 b) b=0.5 c) no solution d) identity 4. 8-(3+b)=b-9 a) 7 b) 8 c) no solution d) identity

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

i hope this answer you! if you have any further questions or concerns, feel free to ask! : )

step-by-step explanation:

mark brainliest!

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!