The answer to -7-(-4) is -3
Answer:
The two-way table is attached.
Step-by-step explanation:
The activities are listed as columns, with an additional column for totals. The genders are listed as rows, with an additional row for totals.
Answer:
9a + 6b and 5c - 3d
Step-by-step explanation:
(a)
4a + 7b + 5a - b ← collect like terms
= (4a + 5a) + (7b - b)
= 9a + 6b
(b)
6c + 4d - c - 7d ← collect like terms
= (6c - c) + (4d - 7d)
= 5c - 3d
It's a kite or a rhombus.
Answer:
x = 6
Step-by-step explanation:
We have to make the bottom eqivilent to the top.
10 + 30 = 40
5 x 6 = 30
10 + 30 = 40