hwhite41
14.12.2020 •
Mathematics
How do I solve this equation -3|x+5|+7=4
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Ответ:
Step-by-step explanation:
Step 1: Simplify both sides of the equation.
−31x+51+7=4
(−31x)+(51+7)=4(Combine Like Terms)
−31x+58=4
−31x+58=4
Step 2: Subtract 58 from both sides.
−31x+58−58=4−58
−31x=−54
Step 3: Divide both sides by -31.
−31x / −31 = −54 / −31
x = 54 / 31
Ответ:
2) 0.8+t=1
3) Subtract 0.8 on each side
4) t=0.2