nickel1144
nickel1144
22-10-2016
Mathematics
contestada
-2x + 7(x-7)= -84 What does x equal?
Respuesta :
Аноним
Аноним
22-10-2016
i hope this helps you
-2x+7x-7.7= -84
5x-49= -84
5x= -84+49
5x= -35
x = -7
Answer Link
Amphitrite1040
Amphitrite1040
22-10-2016
-2 × X + 7 × (X - 7) - (-84) = 0
(-2X + 7 × ( X - 7))) - -84 = 0
5X + 35 = 5 × ( X + 7)
5 × ( X + 7) = 0
Solve → 5 =0
X+ 7 = 0
Subtract "7" from both sides of the equation
Final answer
→ "x" = -7
Answer Link
VER TODAS LAS RESPUESTAS ( 58+ )
Otras preguntas
One number is 4 less than 3 times a second number. If 3 more than two times the first number is decreased by two times the second, the result is 11. What are
What's the difference between eso, ese, and que?
What is the variable of the project "How does music affect a person's blood pressure."
why are the fish dying in thd gray area.
What is the most likely reason the revolt against Louis Philippe led to other revolts across Europe?
Which of the following is a theme the author explores in johnny tremain? Friends and family The cost of war Fear of failure Coming of age
compare and contrast area and volume
. Andrew Jackson was very popular when he was elected in 1828, but he made many controversial decisions during his presidency. Which of the following has Andrew
Which factor most greatly limits the power of the US government?
why does vegetation grow well in the wet and warm tropical climate