kerisejohnson12 kerisejohnson12

11-09-2019
Mathematics

contestada

9 * 9 ^ 2 x + 3 equal 27 * 3 ^ x - 2

9 9 2 x 3 equal 27 3 x 2 class=

Respuesta :

drzeinab drzeinab

11-09-2019

3^2*3^2 (2x+3)=3^2+4x+6=3^4x+8

3^3*3^x-2=3^x+1

4x+8=x+1

3x=-7

x=-7/3

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