3x + 4y = 12
To find x subtract 4y from both sides
3x = 12 - 4y
Then divide all terms by 3
3x/3 = 12/3 - 4y /3
So, x = 4 - 4/3y
Answer:
Yes the boat is safe the weight 1,100
Step-by-step explanation:
The adults weighs 600 pounds and the children weigh 500 pounds
Answer:
143.75%
Step-by-step explanation:
76 - 32/ 32
= 46/32
= 23/16
= 1 7/16
= 1.4375
= 143.75%
- 5 + 10 = 5 ( False )
- 5 - 10 = - 15 ( True )
-5 + ( - 10 ) = - 15 ( True )
-5 - ( - 10 ) = - 5 + 10 = 5 ( False ) ;
The correct answers are b) and c).
If you're taking trig, the "sum and difference formulas for trig functions" are basic facts that you'll need to learn and commit to memory. I'd suggest you look up these formulas on the net. You will likely immediately find listings for the sine, cosine and tangent.