radomes.openskiesproject.org
Serena3027 Serena3027
  • 17-09-2015
  • Mathematics
Answered

Which equation has solution x = -3?

A2x -7 = -1
B3x + 8 = 1
C1/2x + 8 = 10
D1/2(2x -6) = -6

Verified Answer :

Julik
Julik Julik
  • 17-09-2015

A)
2x-7= -1
2x= -1+7
2x=6
x=6/2
x=3

B)
3x+8=1
3x=1 -8
3x=7
x=7/3
x=2   1/3

C)
1/2x+8=10
1/2x=10-8
1/2x=2
x=2/ (1/2)
x=2×2
x=4

D)
1/2(2x-6)= -6
x-3=-6
x= -6+3
x= -3


Answer: D

Answer Link
27brooksdurham 27brooksdurham
  • 11-05-2022

Answer:

d

Step-by-step explanation:

did the usa test prep

Answer Link

Related Questions

A transmutation reaction must always involve an a change in the number of electrons in the atom b decrease in the number of neutrons in the nucleus of an atom c
Which was an advantage held by the South over the North at the start of the Civil War A Its slave population was willing to fight to preserve the plantation sys
which group of elements loses 1 electron easily
Read the sentence below The gymnasium is equipped with the proper weightlifting apparatus for competitions Which word in the sentence is spelled incorrectly 5
write 055 as a percent
How To Fix Error Could Not Connect to Steam Network
which equation is represented by the function table below xs are 1234 ys are 8142026
Are there Universes outside if this one
Question 2 of 10Which of these is a controllable risk factor for diseaseOA PovertyOB AgeOC VaccinationOD Climate
The is a blinking vertical line that indicates where the next typed character will appear scroll box sheet tab insertion point split bar