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Step-by-step explanation:
3x+6=18
3x=18-6
3x=12
x=4
Answer:
A.
Step-by-step explanation:
playing in the garden
Answer:
substitution
Step-by-step explanation:
Answer:
4($6.55)/5
Step-by-step explanation:
If five markers cost $6.55
then equate or cross multiply inorder to get the cost of 4 markers.
4($6.55)/5