kjhgkfdjghkdfjgdfhkj kjhgkfdjghkdfjgdfhkj
  • 03-12-2020
  • Mathematics
contestada

Solve 6x+8+7x-9=90 this is pretty hard tbh

Respuesta :

Аноним Аноним
  • 03-12-2020

Answer:

x=7

Step-by-step explanation:

6x+8+7x-9=90

13x+8-9=90

13x-1=90

add 1 to both sides

= 13x=91

divide both sides by 13

= x=7

Answer Link

Otras preguntas

Khloe goes out to lunch. The bill, before tax and tip, was $13.20. A sales tax of 4% was added on. Khloe tipped 12% on the amount after the sales tax was added.
4 important details that establish john lewis character/morals
Another example of axiom 3 math grade 8
The Royal Botanical Gardens at Kew were famous because they were designed by a king. - True - False Answer: False (edg 24')
Find the value of 2n-3 – 4 =10
Frederick Taylor believed that workers are primarily motivated by money or economic gain, and advocated an incentive pay system to motivate employees. Frederick
Find the value of 2n-3 – 4 =10
2.1.1 723+586Rounding off the numbers to the nearest 100​
Question 1a. The following equation models the spread of a disease: Where: N(t) is the number of people infected at the time. N0 is the initial number of i
please break this down and explain in detail