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4+21=7-\left(5\times 7+1\right)
Multiply both sides of the equation by 7.
25=7-\left(5\times 7+1\right)
Add 4 and 21 to get 25.
25=7-\left(35+1\right)
Multiply 5 and 7 to get 35.
25=7-36
Add 35 and 1 to get 36.
25=-29
Subtract 36 from 7 to get -29.
\text{false}
Compare 25 and -29.
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Matrix
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