Tom made $450 selling CDs last month. That total increased to $513 this month. What was the percent increase? (pls answer)
1 answer:
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One inch equals 8 miles, or in math terms, this is how we figure It out...
To find the scale we need to find what one inch equals on the map, dmto do this we divide both sides by 3 in. and get 8 miles in reality equals one map inch.
Simple.....
you have:
4t+9=-8t-13
isolate the variable...
4t+9=-8t-13
+8t +8t
12t+9=-13
12t+9=-13
-9 -9
12t=-22
t=
Thus, your answer.
you have:
4t+9=-8t-13
isolate the variable...
4t+9=-8t-13
+8t +8t
12t+9=-13
12t+9=-13
-9 -9
12t=-22
t=
Thus, your answer.