Answer:
Your answer is 215
Step-by-step explanation:
Simplify 3\times 73×7 to 2121.
3+3+3+21\times 9+4+2+7+6+3-5+5-5
3+3+3+21×9+4+2+7+6+3−5+5−5
implify 21\times 921×9 to 189189.
3+3+3+189+4+2+7+6+3-5+5-5
3+3+3+189+4+2+7+6+3−5+5−5
Simplify 3+33+3 to 66.
6+3+189+4+2+7+6+3-5+5-5
6+3+189+4+2+7+6+3−5+5−5
4 Simplify 6+36+3 to 99.
9+189+4+2+7+6+3-5+5-5
9+189+4+2+7+6+3−5+5−5
5 Simplify 9+1899+189 to 198198.
198+4+2+7+6+3-5+5-5
198+4+2+7+6+3−5+5−5
6 Simplify 198+4198+4 to 202202.
202+2+7+6+3-5+5-5
202+2+7+6+3−5+5−5
7 Simplify 202+2202+2 to 204204.
204+7+6+3-5+5-5
204+7+6+3−5+5−5
8 Simplify 204+7204+7 to 211211.
211+6+3-5+5-5
211+6+3−5+5−5
9 Simplify 211+6211+6 to 217217.
217+3-5+5-5
217+3−5+5−5
10 Simplify 217+3217+3 to 220220.
220-5+5-5
220−5+5−5
11 Simplify 220-5220−5 to 215215.
215+5-5
215+5−5
12 Simplify 215+5215+5 to 220220.
220-5
220−5
13 Simplify.
215