multiply the 1st by -3 then
-3x = 2y - 5
3x-y=5
0+y=5
y=5
to find x substitute y in to the first eqn
x=2×5-5
x=5
Answer:
0
Step-by-step explanation:
answer 2+2=4 Step-by-step explanation: 2+2=4 from my brain
Answer:
d = 2√3
Step-by-step explanation:
Answer:
85
Step-by-step explanation:
Note the mother is 3x his age when he is 25 years old. Multiply 3 with 25:
3 x 25 = 75
Ten years pass (35 - 25 = 10). Add 10 to 75:
75 + 10 = 85
When the man is 35 years old, his mother will be 85 years old.
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