2006-10-10 11:25:05 · 16 answers · asked by john h 1 in Science & Mathematics ➔ Mathematics
3x - 7 = 23
3x = 30
x = 10
2006-10-10 11:26:26 · answer #1 · answered by JennyAnn 4 · 1⤊ 0⤋
10
2006-10-10 11:32:05 · answer #2 · answered by Blackbird 2 · 0⤊ 0⤋
x= 10
2006-10-10 13:55:54 · answer #3 · answered by Andy 3 · 0⤊ 0⤋
x=10
2006-10-10 11:27:10 · answer #4 · answered by FLeX_BoZaCK 4 · 1⤊ 0⤋
3x = 30
x = 10
2006-10-10 11:27:34 · answer #5 · answered by Anonymous · 1⤊ 0⤋
3x-7=23
3x=23+7
3x=30
x=30/3
x=10
2006-10-10 12:01:35 · answer #6 · answered by windy288 6 · 0⤊ 0⤋
3X - 7 = 23
3X = 23 + 7
3X = 30
X = 10
2006-10-10 11:27:22 · answer #7 · answered by FrogDog 4 · 1⤊ 0⤋
3x-7=23
3x=23+7
x=30/3
x=10
answer is 10
2006-10-10 11:31:04 · answer #8 · answered by Anonymous · 1⤊ 0⤋
3x-7=23
23+7=30
30 divided by 3=10
x=10
p.s. i have the same homework tonight
2006-10-10 11:30:21 · answer #9 · answered by ttpaige52 2 · 1⤊ 0⤋
you need to figure out x so you want to get it on one side by itself. so to do this take seven and add it to itself to cancel it out on the left side, then add it to 23 to get 30 on the right side of the equation. now you have 3x = 30 divide 30/3 to get x
2006-10-10 11:28:54 · answer #10 · answered by Anonymous · 1⤊ 0⤋