What should be added to both sides of this equation to solve for the variable? r + (-12) = 19
2 answers:
12
So,
r+ -12+ 12 = 19+ 12
r+ 0 = 31
R=31
Answer:
12
Step-by-step explanation:
Then the -12 and +12 will cancel out, so you're left with a clean isolated r on the left:
r -12 +12 = 19 + 12
r = 31
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5/3+2/5=25/15+6/15=31/15=2 1/15
2 1/15 or 31/15
I think it A but I’m not 100% sure
Answer:
Step-by-step explanation:
It's 5/7
You get that by having a calculator that does that. If you don't then the way to do it is multiply the numerator and denominator by 1.25
4 * 1.25 = 5
5.6 * 1.25 = 7
Answer:
Ok so...
Mean: 68.76
Median: 72
Range: 85
Step-by-step explanation:
