Answer:
Step-by-step explanation:
1) true
2)3/4x-6= 12 = true
3) 8= -2x + 4 = false
4) x+5 = -3 = false
5) -3= 5-2x = true
Answer:
I think its 2 good luck
Step-by-step explanation:
They are called vertical angles because the definition of vertical is: <span>in a direction, or having an alignment, such that the top is directly above the bottom. The "angles opposite each other when two lines cross" match the definition.</span>
Answer:
40/21
Step-by-step explanation:
-4/7+(-4/3)
common factor is 21
=21/7×-4-21/3×4
=3×-4-7×4 all divided by 21
=-12-28 all divided by 21
=40/21