Answer: x = -2
Step-by-step explanation: 3x+7 = -x-1; add 1 to both sides: 3x+8=-x; subtract 3x from both sides: 8 = -4x; divide by -4 on both sides: -2 = x
Answer:
11.736
Step-by-step explanation:
You take 82.80 divided by 12 = 6.9 then take 9 divided by 6.9 = 1.304 repeating then times by three =3.912 then times by 9 = 35.208 then divide by 3 = 11.736
The weight of the second one will be 4 tons
1 3/5=1.6
2 1/2=2.5
2.5×1.6=4
Answer:
Step-by-step explanation:
2.8 + 6.5 = 9.3
10 times one hundred = 10 × 100 = 1000
1000 is 10 lots of 100 or 1 lot of 1000
10 times as many as 1 hundred is 10 hundreds or 1 thousand