1) I )-3X-4Y = -2
Y = 2X-5, substitute it in I
-3X-4(2X-5) = -2 ⇒-3X-8X+20 = -2⇒-11X = -2-20 ⇒(-1) -11X = -22 ⇒11X= 22⇒X= 22/11 ⇒X= 2
Answer:
not similar
Step-by-step explanation:
similar means proportional
1, 1, and 0.5 are not proportional to 3.5, 3, and 2.25
Answer:
x is 7
Step-by-step explanation:
-3-(-8)-(-2) = x
7 = x
2 times 3 equals 6 with the negative in front of the 3 must be in front of the answer 3x6 which is -6
Answer:
you could purchase...
Step-by-step explanation:
7 drinks or 14 popcorn bags.
If your friend takes half the money then you can purchase 3 drinks and have a dollar left over or 7 popcorn bags