Answer:
of oil are needed for each cup of vinegar.
Step-by-step explanation:
Given:
A recipe of salad dressing calls for ¼ cup vinegar to ⅔ cup oil.
Now, to find the cups of oil are needed for each cup of vinegar.
So, we solve by using unitary method:
If 
cup of vinegar is needed for oil of 
cup.
So, 1 cup of vinegar is needed for oil of = 
= 
(the fractions turns reciprocals as the division changes into multiplication)
= 
= 
cups.
Therefore, of oil are needed for each cup of vinegar.
2x - 3 = sally's berries
x= jim's berries
2x - 3 + x = 21 } equation
3x - 3 = 22 } simplified
+3 +3
3x = 25
---- ----
3 3
x = 8
21 - 8 = 13
sally picked 13 apples
No solution for this question
Answer:
x=O y=1
Step-by-step explanation:
by solving<em> </em><em>s</em><em>i</em><em>m</em><em>u</em><em>l</em><em>t</em><em>a</em><em>n</em><em>e</em><em>o</em><em>u</em><em>s</em><em>l</em><em>y</em>
