Answer:
The correct answer is The 1st answer choice
Step-by-step explanation:
1st simply the expression
then you'll transform it to get your answer.
Answer:
m∠D = 55°, DE ≈ 8.40 units, DF ≈ 14.65 units
Step-by-step explanation:
got it right on the test
Answer:
y=10 ( number of acrobat)
Step-by-step explanation:
let x be the elephant and y the acrobat
elephant has 4 legs and acrobat 2
4x+2y=40
x+y=15 ⇒x=15-y
substitute for x in the equation:
4(15-y)+2y=40
60-4y+2y=40
-2y=40-60
y=-20/-2
y=10 ( number of acrobat)
number of elephant=15-10=5 elephants
Answer:
2nd one, 3rd one and last one
Answer:
x=25
Step-by-step explanation:
x+5+6x=180
7x+5=180
7x=175
x=25
