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  • 07-09-2020
  • Mathematics
contestada

a) 10=4+3(t+5) b) 28=4+3(t+5) c) 0=16+4(m-6)

Respuesta :

407999
407999 407999
  • 07-09-2020

Answer:

t=-3  t=3 m=2

Step-by-step explanation:

a. 10=4+3(t+5)

3xt      3x5

10=4+3t+15

4+15

10=3t+19

-19    -19

-9=3   -9/3

-3=t

b. 28=4+3(t+5)

3xt  3x5

28=4+3t+15

4+15

28=3t+19

-19       -19

9=3t   9/3

3=t

c. 0=16+4(m-6)

4xm 4x-6

0=16+4m-24

16-24

0=4m-8

+8    +8

8=4m    8/4

2=m

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