solve the following equation and check the answer .a) 5z+1/3=7 b) 5x/3+3=x+7
Answers
Answered by
64
Step-by-step explanation:
5z+1/3=7 check 5×4/3+1/3
5z=7-1/3 20/3+1/3
5z=(21-1)/3 21/3
5z=20/3 7
z=20/3×1/5
z=4/3
5x/3+3=x+7 check (5×6)/3+3=6+7
5x/3-x=7-3 30/3+3=13
(5x-3x)/3 =4 10+3 =13
2x/3=4 13=13
x=6
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Answered by
3
Answer:
5z+1/3=7 check 5×4/3+1/3
5z=7-1/3 20/3+1/3
5z=(21-1)/3 21/3
5z=20/3 7
z=20/3×1/5
z=4/3
5x/3+3=x+7 check (5×6)/3+3=6+7
5x/3-x=7-3 30/3+3=13
(5x-3x)/3 =4 10+3 =13
2x/3=4 13=13
x=6
Step-by-step explanation:
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