please answer fast I have to complete my homework
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Answered by
4
Answer:
= -3×-3 + 4 ×-3(-18)
= 9 +(-12) -18
= -3-18
= 21 ; ans
Answered by
5
Answer:
( 1) -3^2+4×-3-18
9-12-18
= -21
(2) 5×-3(3×-3+20)-(-3)(5+8)
-15(-9+20)-(-39)
-15+11+39
= 35
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