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Math entry
3x + 5 = 20
Solve for xExplainCheck answer
123FunctionsTrigAdvanced
789÷( )|x|456×x²√123−xⁿⁿ√0.=+πe
loglnsincostancscseccotf(x)%≤≥
Absolute value always displays as | | with the cursor between the bars, never abs(x).
Solution steps
Step 1
Subtract 5 from both sides.
3x + 5 − 5 = 20 − 5
3x = 15
Step 2
Divide both sides by 3.
3x ÷ 3 = 15 ÷ 3
x = 5
Answer
x = 5
Verified by substitution: 3(5) + 5 = 20.
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