Question

Subtract 6a power 2

-5b +9c - (-7a power 2

+6b -10c)​

Answer 1

Answer:

=6a2-5b+9c-(-7a2+6b-10c)

=6a2-5b+9c+7a2-6b+10c

=13a2-11b+19c

Answer 2

$(6 {a}^{2} - 5b + 9c) - ( - 7{a}^{2} + 6b - 10c)$

$6 {a}^{2} - 5b + 9c + 7{a}^{2} - 6b + 10c$

$13 {a}^{2} - 11b + 19c$

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