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Keyboard: 1–4 to pick • E = Explain
Substitute & Solve
NEW
Evaluate the expression after substituting the given value(s).
Ad 728×90
Difficulty:
Easy (1 variable)
Medium (2 variables)
Hard (parentheses, powers)
Mode:
Practice (10)
Timed 60s
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Explain
2x + 3
x = 4
Round:
1
/10
Score:
0
Best:
0
Timer:
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