2 years ago

Find the value of 9x + 4y when x = 4 and y=-5

Mathematics

2 answers:

Dmitry_Shevchenko [17]2 years ago

6 0

Answer:

Step-by-step explanation:

9x + 4y

Let x =4 and y = -5

9(4)+ 4(-5)

36 -20

omeli [17]2 years ago

4 0

Answer:

Step-by-step explanation:

substitute the values into the equation

9(4)+4(-5)

solve...

36-20=16

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