Answer:
x=32
Step-by-step explanation:
first, you add 64 to both sides and you have: x2=64
second, you divide 2 on both sides to get x by itself, so 64 divided by 2 is 32
Answer:
x=17
Step-by-step explanation:
3x+5+2x=90
5x=85
x=17
Answer:
(3,5)
Step-by-step explanation:
D there answer is D kdkdkdbdhsbdejsiw
Answer:
8
Step-by-step explanation:
Total meaning addition, you would use the opposite operation to find the answer.
28 - 20 = 8
And to check your work you would add;
20 + 8 = 28
which is the brothers total combined age.
