amayanelson amayanelson

23-08-2017
Mathematics

contestada

solve for b, then find the value of b when a = 3.
4a=2b-7

a. -9/2
b. 5/2
c. 19/2
d. 17

Respuesta :

choixongdong choixongdong

23-08-2017

4a=2b-7
4(3) = 2b - 7
12 = 2b - 7
2b = 12 + 7
2b = 19
b = 19/2

answer
c. 19/2

Answer Link

23-08-2017

Your answer will be 19/2

Answer Link

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