Writing and Solving Systems Using Elimination: Mastery Test 4 Select the correct answer Consider the following system of equations 21 y = 12 5y = -5 The steps for solving the given system of equations are shown below. Step 1: -5 2 - y) = -5 121 -30 - 5y = 5 Step 2 -101 + 5y = -50 Step 3 Step 4 Step 25) - = 12 Step

answer

the correct answer is

explanation

the given function is

the excluded values are obtained by solving:

we factor to obtain:

the excluded values are

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!

b and c

step-by-step explanation:

what are you doing do you need examples of variable questions?

step-by-step explanation:

5a-1=9               bring the one over the =

5a=10                     divide by your variable

a=2

brainliest? ?

here try this one

3a-24=0