4. 2b-6+3b=
5b-6=143
5b=143+6
5b=149
b=149
------
5
Answer:
Step-by-step explanation:
16/20 = 48/60
960 = 960
Answer is C
Answer:
x = cd + b / a
Step-by-step explanation:
ax - b / d = c
ax - b = cd
ax = cd + b
x = cd + b / a
Answer:
11x -8y = -9
Step-by-step explanation:
8x-4y=-4
-3x+4y=5
Subtract the second equation from the first
8x-4y=-4
-(-3x+4y=5)
-----------------------------
Distribute the minus sign
8x-4y=-4
+(3x-4y=-5)
-----------------------------
11x -8y = -9
Answer:
2800
Step-by-step explanation:
2826 to the nearest hundred is 2800