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goldfiish [28.3K]
4 years ago
5

Y=3x-1 substitute -3 for x

Mathematics
1 answer:
Brums [2.3K]4 years ago
5 0
The answer should be -10
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00:00
Gala2k [10]

Answer:

Part A= $21.35 || Part B= $4.37

Step-by-step explanation:

That's how money works.

4 0
3 years ago
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Find the value of the expression<br><br> dc + 2h<br><br><br> for c = 2, d = 3, and h = 3.
iren2701 [21]

Answer:

12

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Step-by-step explanation:

<u>Step 1: Define</u>

dc + 2h

c = 2

d = 3

h = 3

<u>Step 2: Evaluate</u>

  1. Substitute:                        3(2) + 2(3)
  2. Multiply:                            6 + 6
  3. Add:                                  12
7 0
3 years ago
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The sum of 9 and a number is twice a number plus 14. How would I write this as an equation?
valina [46]

1+2+3+4+5+6+7+8+9×2+14

6 0
3 years ago
8x + y 17<br> 4x + 3y - 31
Vladimir [108]

1) 8x+y\cdot \:17:\quad 8x+17y

2) 4x+3y-31:\quad 4x+3y-31

7 0
3 years ago
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Does This Table Represent a function? Why Or Why Not?
fenix001 [56]
It is no because of A
4 0
3 years ago
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