Answer:
i realy try my best here it
Rewrite the equation as
7
x
+
5
y
=
z
.
7
x
+
5
y
=
z
Subtract
5
y
from both sides of the equation.
7
x
=
z
−
5
y
Divide each term by
7
and simplify.
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x
=
z
7
−
5
y
7
Step-by-step explanation:
You need to apply the same reasoning.
25 cents is 25% of a dollar because they are 25 out of 100, that is 25/100 = 25%
For 23 cents is exactly the same reasoning:
23 cents is 23% of a dollar <span>because they are 23 out of 100 cents, that is 23/100 = 23%</span>