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marysya [2.9K]
3 years ago
9

Y = 2x+3 2x + 5y = 3 SOLVE using substitution please show work !

Mathematics
2 answers:
igor_vitrenko [27]3 years ago
8 0
2x + 5 (2x+3) =3
2x + 10x + 15 = 3
12x + 15=3
12x=-12
x=-1
y=1
netineya [11]3 years ago
6 0

Answer:

x= -1

Step-by-step explanation:

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If the area of a triangle is 48 cm2 and the base of the
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4 0
3 years ago
Solve the equation.-7=y/7
ad-work [718]

Answer:

y = -49

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

Equality Properties

Step-by-step explanation:

<u>Step 1: Define</u>

-7 = y/7

<u>Step 2: Solve for </u><em><u>y</u></em>

  1. Multiply 7 on both sides:                    -49 = y
  2. Rewrite:                                               y = -49
7 0
3 years ago
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Paladinen [302]

The answers are A and D. Hope this helps!

6 0
3 years ago
What is 49 divided by 3 plus 87
ozzi

Answer: 103.3

Step-by-step explanation:

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Hope this helps! #BaconSquad

4 0
3 years ago
Read 2 more answers
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