What Expressions are equivalent to x-(-x)+y
1 answer:
Answer:
2x+y
Step-by-step explanation:
x-(-x)+y the subtraction sign and negative x cancel and makes the x positive
x+x=y
2x+y
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The absolute value of 78 is < the absolute value of -222
WT is white T shirts
BT is blue T shirts, and WT=3BT
WT+BT=48
3BT+BT=48
4BT=48
BT=12 so WT =3×12=36
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30
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Answer: the constant of proportionality is x
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30+75x
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