Step-by-step explanation:
my dude we need a picture or more context
Total portions are
5+4+3
12
One portion,
4860 / 12
405
So
5 : 4 : 3
5*405 : 4*405 : 3:405
2025 : 1620 : 1215
3 x 15 = 45
3 x 14 = 42
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There are 14 packages.
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x = 42/3
-----> 3x=42
Answer:
4g = 8
You would just have to divide 4 on both sides. The 4's would cancel out and now your left with 8÷4 = 2
Your answer would be
g = 2
3(4y+17)-y=4
12y+51-y=4
11y+51=4
11y=-47
y=-47/11
x=4(-47/11)+17
x=-188/11+17
x=-1/11
hope this helps!