19 is the only prime number between 17 and 23 not including those two numbers themselves.
19 doubled (19 * 2) is 38.
Don’t click the link, it doesn’t work
<span>3a+4x=29 (1st)
2a-3x=-9 (2nd)
multiply (1st) by 3 and (2nd) by 4
</span>9a + 12x = 87 (1st)
8a - 12x = -36 (2nd)
---------------------add
17a = 51
a = 3
<span>2a-3x=-9
</span><span>2(3)-3x=-9
6 - 3x = -9
-3x = -15
x = 5
answer
x = 5 and a = 3</span>
Answer:
88+89+90=267 x=90
Step-by-step explanation:
the answer is 90 because maf may i have brainly plz
5 to the power of 3=125
125 times 5=625
625 to the power of -4=6.55 and if you were to round that it would be 7,so 7 is your answer