3(x+2)=7 X=1/3 Because 3(x+2) would simplify to 3x+6=7 and then its a two-step equation
Can you tell us what the expression is in the question?
Answer:
both A and E
Step-by-step explanation:
because most of 70% of the water is sea salt and clean water comes from frozen underground.
Answer:
x=
y=5-
Step-by-step explanation:
x+y=5
y=5-x
x-y=a
x-(5-x)=a
2x-5=a
2x=a+5
x=
x+y=5
+y=5
y=5-