emarenb emarenb

10-12-2021
Mathematics

contestada

which value of the variable m satisfies the equation 20 = -2(4m - 5)

Respuesta :

jimrgrant1 jimrgrant1

10-12-2021

Answer:

m = - 1.25

Step-by-step explanation:

20 = - 2(4m - 5) ← divide both sides by - 2

- 10 = 4m - 5 ( add 5 to both sides )

- 5 = 4m ( divide both sides by 4 )

- [tex]\frac{5}{4}[/tex] = m , that is

m = - 1.25

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