Pre Alegrbra: k/8 - 21 = -13?

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2006-09-28 13:07:32 · 2 answers · asked by bclark1963@sbcglobal.net 1 in Education & Reference ➔ Homework Help

k/8 - 21 = -13

Step 1: Add 21 to both sides:
k/8 - 21 + 21 = -13 + 21
k/8 = 8

Step 2: Multiply both sides by 8:
k/8 * 8 = 8 * 8
k = 64 (solution!)

2006-09-29 01:50:30 · answer #1 · answered by ³√carthagebrujah 6 · 0⤊ 0⤋

k/8-21=-13
+21 +21
k/8=8
x8 x8
k=64

2006-09-28 20:53:17 · answer #2 · answered by mica 2 · 0⤊ 0⤋