Can someone pls help me with question 21

1 answer:

4 0

1.24 x 10 to the power of 4 = 12400
3.71 x 10 to the power of 3 = 3710
12400-3710=8690
8690=8.69 x 10 to the power of 3

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Rasek [7]

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nata0808 [166]

Answer:

i think is b

Step-by-step explanation:

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larisa86 [58]

Answer:

b=23 degrees

Step-by-step explanation:

a was 66 degrees so b=23 degrees 180-90-66=23

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Elis [28]

73/4 is the answer to your question sir your welcome

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lord [1]

ANSWER:

Solve for the first variable in one of the equations, then substitute the result into the other equation.

Point Form:

(−2,−16)

Equation Form:

x= −2, y= −16

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