chelseytownsend2004 chelseytownsend2004
  • 03-10-2021
  • Mathematics
contestada

Evaluate 2(a + 3b) for a = -1 and b = 5.
2(a + 3b) =

Evaluate 2a 3b for a 1 and b 5 2a 3b class=

Respuesta :

Bora77
Bora77 Bora77
  • 03-10-2021

Answer:

[tex]2(a + 3 b) \\ \\ 2( - 1 + 3 \times 5) \\ \\ 2(14) \\ \\ = 28| [/tex]

Answer Link
themathexpertise
themathexpertise themathexpertise
  • 03-10-2021

Answer:

28

Step-by-step explanation:

2(a + 3b)

Substitute the values.

2(-1 + 3(5))

Multiply inside parenthesis.

2(-1 + 15)

Add.

2(14)

Multiply.

28

Answer Link

Otras preguntas

the product of x and 5
Which expressions are equivalent to 5x? (Didn’t expect the test to be this hard ;C) A: 5x + 0 B: x (0) + 4x C: x + (0 + 4x) D: 4x + (1) x E: 5x multiplied by 0
Explain the key signature and how it is important to a chorus student /musician
Write an argumentative essay justifying whether or not electronic cigarettes should be regulated. Support your claim using evidence from the texts.
Which of the following contributed to the rapid growth of cities between 1820 and the 1860s? A. The demand for foreign productsB. The inequities between the ric
please help me cause I am not very good at math
i dont get this pls help
Need help with this.
Help pls fast I really need help
The x-intercept for the line 2x + 3y = 18 is (x, 0). What is the value of x?