sabaht595 sabaht595
  • 01-04-2020
  • Mathematics
contestada

find the value of:
a) 2x when x=5
b) 4y when = -3
c) 3z when z = 1.2

Respuesta :

atiyambarak82
atiyambarak82 atiyambarak82
  • 02-04-2020

Answer:

A. 10. B. -12. C. 3.6

Step-by-step explanation:

You will do this:

a) If x=5 (what about 2x)

=2x times 5 divide by x .That makes the answer 10

b) If y=-3(what about 4y)

=4y times -3 divide by y .That makes the answer -12.

c) If z=1.2(what about 3z)

=3z times 1.2divide by z. That makes the answer 3.6.

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