Answer:
x=-3
Step-by-step explanation:
2x+4=x+1
-x -x
x+4=1
-4 -4
x=-3
Answer:
here, the both triangles are similar, so
by solving , x = 8
Step-by-step explanation:
see full explanation in attachment.
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Answer:
165
Step-by-step explanation:
c = 6 and d = 10
= 5 × 6² = 5 × 36 = 180
- ( 3 d ) = 180 - ( 3 × 10 ) = 180 - 30 = 150
- 3 d ( + 15 ) = 150 + 15 = 165
2 because if 1/2 of 8 is 4 and 1/4 of 8 is = to 1/2 of 4, then 1/4 of 8 must be 2.