jennagrabowski8848 jennagrabowski8848

29-12-2021
Mathematics

contestada

13-0.75w+8x13−0.75w+8x13, minus, 0, point, 75, w, plus, 8, x when w=12w=12w, equals, 12 and x=\dfrac12x=21x, equals, start fraction, 1, divided by, 2, end fraction.

Respuesta :

sqdancefan sqdancefan

30-12-2021

Answer:

8

Step-by-step explanation:

Put the numbers where the variables are and do the arithmetic.

13 -0.75w +8x

= 13 -0.75(12) +8(1/2) . . . . . substitute for w and x

= 13 -9 +4

= 4 +4

= 8

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