There were 2408 people on a board a cruise ship at the next port, it’s takes on 557 more passengers but 379 people get off. how
many passengers are on board the ship now?
B) if 658 of these passengers are children, how many adults are on board?
B) if 658 of these passengers are children, how many adults are on board?
1 answer:
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Answer:
Step-by-step explanation:
-2x + 2y = -4 (times 3) -6x + 6y = -12
3x + 3y = -18 (times 2) 6x + 6y = -36
.
-6x + 6y = -12
<u>6x + 6y = -36 </u>+
12y = -48
y = -4
.
Substitute the value of y to the one of equations
-2x + 2(-4) = -4
-2x - 8 = -4
-2x = -4 + 8
-2x = 4
x = -2