maribel0575 maribel0575

04-09-2019
Mathematics

contestada

-q2 - r2+ 3s
if q = 9, r = -6, s = -20
how do I solve this?

Respuesta :

jadearubyp0gujr jadearubyp0gujr

04-09-2019

Step-by-step explanation:

-9(2)-(-6)(2)+3(-20)

(−9)(2)−(−6)(2)+(3)(−20)

=−18−(−6)(2)+(3)(−20)

=−18−(−12)+(3)(−20)

=−6+(3)(−20)

=−6+−60

=−66

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