x/5 = 3
Multiply both sides by 5 to find the value of x:-
x = 15
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x/5 = 8/21 x = 8/21 * 5 x = 1.904761905
3x-2 = 2x+3 3x-2x = 3+2 x = 5
Add 5 to both sides of the equation to get rid of the - 5. -3x - 5 + 5 = -20 + 5 Solve and simplify. -3x = -15 Divide both sides of the equation by -3. x = 5
5.
x=5