Minus the 21 from the other side of the equation making it 7x=-21 then u divide the 7 from the x to the -21 resulting in x=-3
Answer: B: 20
Step-by-step explanation: We can take 40% as a fraction to make it 4/10, simplifying gives 2/5. 2/5 of 50 is 20!
Hope this Helps!
Answer:
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Step-by-step explanation:
Answer:
b
Step-by-step explanation:
Answer:
0.00501, the -3 means to move the decimal point to the left three
Hope this helps ;)
Step-by-step explanation:
