lavenderleah lavenderleah

06-06-2021
Mathematics

contestada

Please help me! Thank you so much.

Please help me Thank you so much class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

06-06-2021

Answer:

57

Step-by-step explanation:

3^r = 19

Multiply each side by 3

3 * 3^r = 19 *3

We know that a^b * a^ c = a^ ( b+c)

3^1 * 3^r = 19 *3

3^(r+1) = 19*3

3^(r+1) = 57

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