70 is the answer. I hope it helps
Answer:
<u>Simplify both sides of the equation</u>
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<u></u>
<u>Subtract 42 from both sides</u>
<u></u><u></u>
<u></u>
<u>Factor left side of equation</u>
<u></u><u></u>
<u></u>
<u>Set factors equal to 0</u>
<u></u>
Answer:
The answer is -15x-10
Step-by-step explanation:
.78 is the answer since the 7 is in the 10ths place, and the 8 is in the hundreths place, so you stop rounding at the 8! Also, since the 1 is not greater than 5, then you don't need to round up.