darkdestroyer0888
24.08.2019 •
Mathematics
What is the answer for this equation "10=z/2+7"
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Ответ:
Subtracat 7 from both sides
3=z/2
Multiply 2 on both sides
Final 6 = z
Ответ:
so
10=z/2+7
minus from both sides
10-7=z/2+7-7
3=z/2+0
3=z/2
times both sides by 2/1
6/1=2z/2
6=1z
6=z
Ответ:
Car= 8
80/360 x 36
Bike=7
70/360 x 36