How to solve these numbers I forgot

1 answer:

7 0

40 because 3+6+12 = 21 and 8+11+21 =40

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Vitek1552 [10]

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2 years ago

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X=15

EXPLANATION:

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11x+15=180
-15 -15

11x=165
— ——
11 11

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2 years ago

Serggg [28]

Answer:

Step-by-step explanation:

Substitute 3 for b

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Multiply 4(3) = 12

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