Caroline spent $41.00 on groceries after using coupons and store discounts. Without the coupons and store discounts, the groceri
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Solving inequalities is just like solving any other Algebraic problem...look to P.E.M.D.A.S. (Parenthesis, Exponents, Division, Addition, Subtraction). So lets take a look at this problem now.
1200 + 0.075x
3300
Subtract 1200 from both sides...
0.075x2100
Now divide by 0.075...
x28000
NOTE: If you divide or multiple by a negative number while solving inequalities, you must flip the sign. Ex: You answer would be x
28000 if you would've multiplied or divided by a negative.
1200 + 0.075x
Subtract 1200 from both sides...
0.075x
Now divide by 0.075...
x
NOTE: If you divide or multiple by a negative number while solving inequalities, you must flip the sign. Ex: You answer would be x
Expand the right side:
Notice that 98 = 2 * 7 * 7, so we have and
.
Then
and