Solve 21-1+0-21 | Equatix - Math Solver

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Example

3(r+2s)=2t-4

a⋅(b-2)=3b

3(r+2s)=2t-4

a⋅(b-2)=3b

Question

$$21-1+0-21$$

Evaluate

$-1$

Solution Steps

Subtract $1$ from $21$ to get $20$.

$$20+0-21$$

Add $20$ and $0$ to get $20$.

$$20-21$$

Subtract $21$ from $20$ to get $-1$.

$$-1$$

Factor

$-1$