Complete these on a piece of paper and
Take a picture, or on a document and
Explain each step.
Remember, the opposite of division
is multiplication and the opposite of
subtraction is addition.
3x + 4 = 19
9 - 4x = 13
8x ➗ 4 = 20
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Answer:
1.3x=19-4
3x=15
x=15/3
x=5
2. 9-4x=13
-4x=13-9
-4x=4
x=4/-4
x= -1
3. 8x/4=20
8x=20*4=80
x=80/8=10
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