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Basic Math
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Example
3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b
Question
$$-\frac{y}{3}\le5$$
Solve for y
$y\geq -15$
Solution Steps
Multiply both sides of the equation by $3$. Since $3$ is positive, the inequality direction remains the same.
$$-y\leq 15$$
Divide both sides by $-1$. Since $-1$ is negative, the inequality direction is changed.
$$y\geq -15$$
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