Question

Find the complementary of 36 and 45

Answer 1

Answer:

the answer is 9

Step-by-step explanation:

36+45+x=90

x+81=90

x=9

Answer 2

90-36=54

90-45=45

this is a small explanation if you want below

X be the answer

X+36=90

x=90-36

90-36=54

sum 2

X+45=90

X=90-45

90-45=45

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X+45+36=90

36+45=81

90-81=9