Three support beams for a bridge form a pair of complementary angles. Find the measure of each angle.
1 answer:
(2x - 20) = 55
(4x - 10) = 25
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Answer:
D 2+6x
Step-by-step explanation:
-2/3(-3-9x)
(-2/3×-3)+(-2/3×-9x)
6/3+18x/3 = 2 + 6x
Answer:
3-th picture
Step-by-step explanation:
i think 3-th picture)
Answer:
to find Y
-4x + 11y = 15
x - 2y = 0
.
equal= -3x + 9y= 15
since x=2y
-3(2y) + 9y = 15
-6y + 9y =15
3y = 15
y = 15/ 3
y = 5
.
to find x
using x=2y
since
y=5
,therefore
x= 2(5)
x= 10
Answer:
no
Step-by-step explanation:
