nikibae06854
nikibae06854 nikibae06854
  • 01-10-2020
  • Mathematics
contestada

Please help me & explain please !!! 2(-5x + 3) = 66
& -5(5x+4)=80

Respuesta :

jordynwood jordynwood
  • 01-10-2020

Answer:

x=-4 and x=-6

Step-by-step explanation:

[tex]-5(5x+4)=80\\-25x-20=80\\-25x=100\\x=-4[/tex]

[tex]2(-5x+3)=66\\-10x+6=66\\-10x=60\\x=-6[/tex]

just distribute, isolate your x, and divide by whichever number is attached to x

Answer Link

Otras preguntas

Landon scores 80% on his math test. if there are 40 problems how many did he get correct
Solve by factorisation 2x2 + 3x - 20 = 0
Complete the following statements using either "debit" or "credit": a. The cash account is increased with a _______ . b. The owner's capital account is increa
What used to be held at Olympia is
(256)^0.16*(256)^0.09 Answer of this pls
Without drawing the graph of the function y=1.2x−7, see if the graph passes through points: (100; 113)
what figure of speech is "violence has many faces"​
3. Give two systems of equations that would be easier to solve by substitution than by elimination. Then give two systems that would be easier to solve with eli
A rectangular prism has a length of 17cm, a height of 20cm, and a width of 18cm. What is its volume, in cubic cm?
how to use Refusal Skills forstress and anxiety.​