SOLUTION: please help me with solve this equation what is the solution set 8x-7=19x+15
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Question 343950
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please help me with solve this equation what is the solution set 8x-7=19x+15
Answer by
Jk22(389)
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8x-7=19x+15 | sub 8x on both side
-7=19x-8x+15
-7=11x+15 | sub 15 on both side
-7-15=11x
-22=11x | divide by 11 on both side
-2=x
Solution : x=-2
Verification : 8*(-2)-7=-16-7=-23 (lhs)
19*(-2)+15=-38+15=-(38-15)=-23 (rhs=lsh)