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Malika12345yyio
@Malika12345yyio
July 2022
2
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Помогите срочно плиз!!!!!!!
79+(89-n)=103
2)9z+3z-13=155
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zhenyaM2002
Verified answer
79 + (89 - n) = 103
79 + 89 - n = 103
168 - n = 103
n = 168 - 103
n = 65
===============
79 + (89-65) = 103
79 + 24 = 103
103 = 103
9z + 3z - 13 = 155
12z = 155 +13
12z= 168
z=168 :12
z= 14
=================
9 * 14 + 3*14 - 13 = 155
126 + 42 - 13 = 155
168 - 13 = 155
155=155
1 votes
Thanks 2
Malika12345yyio
Сенкю
zhenyaM2002
it's a pleasure)
sabrinaoy
Verified answer
79+(89-n)=103
79+89-n=103
168-n=103
n=168-103
n=65
9z+3z-13=155
12z=155+13
12z=168
z=168:12
z=14
0 votes
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Answers & Comments
Verified answer
79 + (89 - n) = 10379 + 89 - n = 103
168 - n = 103
n = 168 - 103
n = 65
===============
79 + (89-65) = 103
79 + 24 = 103
103 = 103
9z + 3z - 13 = 155
12z = 155 +13
12z= 168
z=168 :12
z= 14
=================
9 * 14 + 3*14 - 13 = 155
126 + 42 - 13 = 155
168 - 13 = 155
155=155
Verified answer
79+(89-n)=10379+89-n=103
168-n=103
n=168-103
n=65
9z+3z-13=155
12z=155+13
12z=168
z=168:12
z=14