please help me
2006-09-17 16:10:34 · 6 answers · asked by Anonymous in Education & Reference ➔ Homework Help
5x=13+7=20
x=20/5=4
2006-09-17 16:12:24 · answer #1 · answered by raj 7 · 2⤊ 0⤋
5x-7=13
5x=20
x=4 See how this is done? The 7 is placed on the other side of the = sign and is then positive; add it to 13. Then divide both sides by 5; getting 4.
2006-09-17 23:16:03 · answer #2 · answered by Anonymous · 0⤊ 0⤋
5 x - 7 = 13 solve to get 7 on the other side by +
-7 + 7
==========
5x= 20 ./. 5
x= 4
2006-09-17 23:15:16 · answer #3 · answered by angelikabertrand64 5 · 0⤊ 0⤋
x = 4
2006-09-17 23:13:39 · answer #4 · answered by Sheepish TinTin 3 · 1⤊ 0⤋
5x-7=13
5x-7+7=13+7
5x=20
5x\5=20\5 (\=divided by)
x=4
2006-09-17 23:14:21 · answer #5 · answered by lorna56dave 4 · 1⤊ 0⤋
try 4
2006-09-17 23:13:18 · answer #6 · answered by scott s 2 · 0⤊ 0⤋