solve this linear equation :
9) 3(5z + 7 ) - 2 (9z - 11 ) = 4 (8z - 13 ) - 17
ANSWER THIS WITH EXPLANATION
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Answered by
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Answer:
hi here is the and for ur ques
Step-by-step explanation:
Let us open the brackets.
LHS: 3(5z - 7) - 2(9z - 11)
= 15z - 21 - 18z + 22
= -3z + 1
RHS: 4(8z - 13) - 17
= 32z - 52 - 17
= 32z - 69
So the equation becomes : -3z + 1 = 32z - 69
or 69 + 1 = 32z + 3z
or 70 = 35z
z = 2
hope this helps u ..
thqnk u
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