15-3b=63
subtract 15 from both sides
-3b=48
divide -3 from both sides
b= -16
I thought doubling everytime except for the number 19000 because if you do 250 × 2 = 500 so then you do 500×2=1000.
Answer:
3(x + 9)(x + 2)x = 0
Step-by-step explanation:
xv1 = −9
xv2 = −2
xv3 = 0
Answer:
The second set of equations is the one you want.
Step-by-step explanation:
If s is the cost of a shirt and you buy 3 of them, you represent that as 3s. Likewise with all the other numbers of articles of clothing you are given. The first situation then is 3s + 5t = 60. The second situation is 2s + 3t = 39.