Answer:
Z = 4.5
Step-by-step explanation:
4z - 9 = 2z
4z -4z -9 = 2z -4z
-9 = -2z
-9 ÷2 = 2z ÷2
Z = 4.5
Answer:
a . 9.66 cm
Step-by-step explanation:
a. rule MDAS
multiple first
4(1)=4
4(√2)=5.66
(4+5.66)=9.66cm
Answer:
step 1. <2 + 40° = <1
step 2. <1 + 72° = 180°
step 3. <1 = 108°
step 4. <2 = 108° - 40° = 68°.
Answer:
x = 11
Step-by-step explanation:
2x + 34 = 56
2x = 56 - 34
2x = 22
x = 22/2
x = 11