The answer is 32 ………………..
X=skirt
y=sweater
z=shoes
x+y+z=165
y=8/7x
z=x+11
plug it in
x+(8/7x)+(x+11)=165
2x+8/7x=154
22/7x=154
x=49
y=56
z=60
a skirt cost $49, a sweater cost $56, and a pair of shoes cost $60
D. Slightly acidic is 5.0 to 5.5
IDK. I looked up the answer but i couldn't find it. I'm on UsaTestPrep and they gave me the same question.
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