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Gabriel Soto
Social Studies
30 December, 22:28
Solve:3a-7=9+a
can you Solve algebra
+2
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2
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Luz
30 December, 22:49
0
a=8
Explanation:
3a-7=9+a
Step 1: Simplify both sides of the equation.
3a-7=9+a
3a+-7=9+a
3a-7=a+9
Step 2: Subtract a from both sides.
3a-7-a=a+9-a
2a-7=9
Step 3: Add 7 to both sides.
2a-7+7=9+7
2a=16
Step 4: Divide both sides by 2.
2a/2 = 16/2
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Kristen Sharp
30 December, 22:56
0
the answer is a=8
Explanation:
3a-7=9+a
Step 1: Simplify both sides of the equation.
3a-7=9+a
3a+-7=9+a
3a-7=a+9
Step 2: Subtract a from both sides.
3a-7-a=a+9-a
2a-7=9
Step 3: Add 7 to both sides.
2a-7+7=9+7
2a=16
Step 4: Divide both sides by 2.
2a/2 = 16/2
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