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Simple Linear Equations (Including Word Problems) — MATHS STD 7 — Question

ICSE BoardEnglish MediumSTD 7MATHSSimple Linear Equations (Including Word Problems)3 Marks
Question
5y + 8 = 8y – 18
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Answer


$\begin{aligned} & 5 y+8=8 y-18 \\ & \Rightarrow 5 y-8 y=-18-8 \\ & \Rightarrow-3 y=-26 \\ & \Rightarrow y=\frac{-26}{-3}=\frac{26}{3} \\ & \therefore y=8 \frac{2}{3}\end{aligned}$

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