3 years ago

What is the this expression in standard form?: 6(5r-4)-2(r-7s-3)

Mathematics

1 answer:

Thepotemich [5.8K]3 years ago

3 0

Use distrubutive property <em>a(b + c) = ab + ac</em>

6(5r - 4) - 2(r - 7s - 3)

= (6)(5r) + (6)(-4) + (-2)(r) + (-2)(-7s) + (-2)(-3)

= 30r - 24 - 2r + 14s + 6

= (30r - 2r) + 14s + (-24 + 6)

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