Answer:
4x + (5x+18) = 180-81=99
9x+18=99
9x=99-18=81
x=9
Step-by-step explanation:
2/5m-1/5
Multiply the two into the parenthesis and then add the -4/5 and the 3/5.
Compatible numbers<span> are </span>numbers<span> that are close in value to the actual </span>numbers<span>, and which makes it easier to do mental arithmetic.</span>
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Answer:
9:6, 12:8, and 15:10 are all ratios equivalent to 3:2
Step-by-step explanation:
To find an equal ratio, you can either multiply or divide each term in the ratio by the same number (but not zero).